Home / 73,758,641.71-101,784,252.07-40,718,179.72

Finding the Fourth Proportional to 73,758,641.71, 101,784,252.07 and 40,718,179.72

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Solution

The fourth proportional to 73,758,641.71, 101,784,252.07 and 40,718,179.72 is: 56,189,612.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,758,641.71 : 101,784,252.07 = 40,718,179.72 : x
  2. Step 2: Convert to fraction form
    73,758,641.71/101,784,252.07 = 40,718,179.72/x
  3. Step 3: Cross multiply
    73,758,641.71x = 101,784,252.07 × 40,718,179.72
  4. Step 4: Simplify right side
    73,758,641.71x = 4,144,469,468,452,041.50
  5. Step 5: Solve for x
    x = 4,144,469,468,452,041.50/73,758,641.71
  6. Step 6: Final answer
    x = 56,189,612.12

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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.