Home / 82,025,714.43-123,050,806.02-30,206,332.71

Finding the Fourth Proportional to 82,025,714.43, 123,050,806.02 and 30,206,332.71

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Solution

The fourth proportional to 82,025,714.43, 123,050,806.02 and 30,206,332.71 is: 45,314,004.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,025,714.43 : 123,050,806.02 = 30,206,332.71 : x
  2. Step 2: Convert to fraction form
    82,025,714.43/123,050,806.02 = 30,206,332.71/x
  3. Step 3: Cross multiply
    82,025,714.43x = 123,050,806.02 × 30,206,332.71
  4. Step 4: Simplify right side
    82,025,714.43x = 3,716,913,586,873,791
  5. Step 5: Solve for x
    x = 3,716,913,586,873,791/82,025,714.43
  6. Step 6: Final answer
    x = 45,314,004.43

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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.