Home / 71,666,839.50-107,500,652.94-17,814,151.50

Finding the Fourth Proportional to 71,666,839.50, 107,500,652.94 and 17,814,151.50

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Solution

The fourth proportional to 71,666,839.50, 107,500,652.94 and 17,814,151.50 is: 26,721,325.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,666,839.50 : 107,500,652.94 = 17,814,151.50 : x
  2. Step 2: Convert to fraction form
    71,666,839.50/107,500,652.94 = 17,814,151.50/x
  3. Step 3: Cross multiply
    71,666,839.50x = 107,500,652.94 × 17,814,151.50
  4. Step 4: Simplify right side
    71,666,839.50x = 1,915,032,917,822,080.25
  5. Step 5: Solve for x
    x = 1,915,032,917,822,080.25/71,666,839.50
  6. Step 6: Final answer
    x = 26,721,325.11

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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.