Home / 8,165,498.76-11,244,065.22-7,984,249.11

Finding the Fourth Proportional to 8,165,498.76, 11,244,065.22 and 7,984,249.11

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Solution

The fourth proportional to 8,165,498.76, 11,244,065.22 and 7,984,249.11 is: 10,994,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165,498.76 : 11,244,065.22 = 7,984,249.11 : x
  2. Step 2: Convert to fraction form
    8,165,498.76/11,244,065.22 = 7,984,249.11/x
  3. Step 3: Cross multiply
    8,165,498.76x = 11,244,065.22 × 7,984,249.11
  4. Step 4: Simplify right side
    8,165,498.76x = 89,775,417,725,566.97
  5. Step 5: Solve for x
    x = 89,775,417,725,566.97/8,165,498.76
  6. Step 6: Final answer
    x = 10,994,480.60

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Half scale
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Double scale
Find fourth proportional to 8,165,499.76, 11,244,066.60 and 7,984,250.11
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.