Home / 8,121,682.12-11,207,923.14-4,858,632.76

Finding the Fourth Proportional to 8,121,682.12, 11,207,923.14 and 4,858,632.76

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Solution

The fourth proportional to 8,121,682.12, 11,207,923.14 and 4,858,632.76 is: 6,704,914.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121,682.12 : 11,207,923.14 = 4,858,632.76 : x
  2. Step 2: Convert to fraction form
    8,121,682.12/11,207,923.14 = 4,858,632.76/x
  3. Step 3: Cross multiply
    8,121,682.12x = 11,207,923.14 × 4,858,632.76
  4. Step 4: Simplify right side
    8,121,682.12x = 54,455,182,539,566.07
  5. Step 5: Solve for x
    x = 54,455,182,539,566.07/8,121,682.12
  6. Step 6: Final answer
    x = 6,704,914.29

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Double scale
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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.