Home / 55,566,220.97-76,681,384.94-31,119,934.97

Finding the Fourth Proportional to 55,566,220.97, 76,681,384.94 and 31,119,934.97

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Solution

The fourth proportional to 55,566,220.97, 76,681,384.94 and 31,119,934.97 is: 42,945,510.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566,220.97 : 76,681,384.94 = 31,119,934.97 : x
  2. Step 2: Convert to fraction form
    55,566,220.97/76,681,384.94 = 31,119,934.97/x
  3. Step 3: Cross multiply
    55,566,220.97x = 76,681,384.94 × 31,119,934.97
  4. Step 4: Simplify right side
    55,566,220.97x = 2,386,319,712,607,585.50
  5. Step 5: Solve for x
    x = 2,386,319,712,607,585.50/55,566,220.97
  6. Step 6: Final answer
    x = 42,945,510.26

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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.