Home / 40,068,120.74-60,086,860.16-21,862,585.17

Finding the Fourth Proportional to 40,068,120.74, 60,086,860.16 and 21,862,585.17

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Solution

The fourth proportional to 40,068,120.74, 60,086,860.16 and 21,862,585.17 is: 32,785,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,068,120.74 : 60,086,860.16 = 21,862,585.17 : x
  2. Step 2: Convert to fraction form
    40,068,120.74/60,086,860.16 = 21,862,585.17/x
  3. Step 3: Cross multiply
    40,068,120.74x = 60,086,860.16 × 21,862,585.17
  4. Step 4: Simplify right side
    40,068,120.74x = 1,313,654,097,736,567
  5. Step 5: Solve for x
    x = 1,313,654,097,736,567/40,068,120.74
  6. Step 6: Final answer
    x = 32,785,518.10

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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.