Home / 10,544,186.10-15,816,279.15-8,418,422.10

Finding the Fourth Proportional to 10,544,186.10, 15,816,279.15 and 8,418,422.10

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Solution

The fourth proportional to 10,544,186.10, 15,816,279.15 and 8,418,422.10 is: 12,627,633.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,544,186.10 : 15,816,279.15 = 8,418,422.10 : x
  2. Step 2: Convert to fraction form
    10,544,186.10/15,816,279.15 = 8,418,422.10/x
  3. Step 3: Cross multiply
    10,544,186.10x = 15,816,279.15 × 8,418,422.10
  4. Step 4: Simplify right side
    10,544,186.10x = 133,148,113,936,129.22
  5. Step 5: Solve for x
    x = 133,148,113,936,129.22/10,544,186.10
  6. Step 6: Final answer
    x = 12,627,633.15

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.