Home / 71,622,490.12-107,433,601.05-22,442,108.37

Finding the Fourth Proportional to 71,622,490.12, 107,433,601.05 and 22,442,108.37

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Solution

The fourth proportional to 71,622,490.12, 107,433,601.05 and 22,442,108.37 is: 33,663,120.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,622,490.12 : 107,433,601.05 = 22,442,108.37 : x
  2. Step 2: Convert to fraction form
    71,622,490.12/107,433,601.05 = 22,442,108.37/x
  3. Step 3: Cross multiply
    71,622,490.12x = 107,433,601.05 × 22,442,108.37
  4. Step 4: Simplify right side
    71,622,490.12x = 2,411,036,517,024,727.50
  5. Step 5: Solve for x
    x = 2,411,036,517,024,727.50/71,622,490.12
  6. Step 6: Final answer
    x = 33,663,120.52

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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.