Home / 34,388,612.22-47,456,593.08-18,707,978.40

Finding the Fourth Proportional to 34,388,612.22, 47,456,593.08 and 18,707,978.40

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Solution

The fourth proportional to 34,388,612.22, 47,456,593.08 and 18,707,978.40 is: 25,817,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,388,612.22 : 47,456,593.08 = 18,707,978.40 : x
  2. Step 2: Convert to fraction form
    34,388,612.22/47,456,593.08 = 18,707,978.40/x
  3. Step 3: Cross multiply
    34,388,612.22x = 47,456,593.08 × 18,707,978.40
  4. Step 4: Simplify right side
    34,388,612.22x = 887,816,918,278,229.38
  5. Step 5: Solve for x
    x = 887,816,918,278,229.38/34,388,612.22
  6. Step 6: Final answer
    x = 25,817,177.87

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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.