Home / 42,393,999.90-63,595,665.45-15,473,487.90

Finding the Fourth Proportional to 42,393,999.90, 63,595,665.45 and 15,473,487.90

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Solution

The fourth proportional to 42,393,999.90, 63,595,665.45 and 15,473,487.90 is: 23,211,934.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,393,999.90 : 63,595,665.45 = 15,473,487.90 : x
  2. Step 2: Convert to fraction form
    42,393,999.90/63,595,665.45 = 15,473,487.90/x
  3. Step 3: Cross multiply
    42,393,999.90x = 63,595,665.45 × 15,473,487.90
  4. Step 4: Simplify right side
    42,393,999.90x = 984,046,759,833,023.12
  5. Step 5: Solve for x
    x = 984,046,759,833,023.12/42,393,999.90
  6. Step 6: Final answer
    x = 23,211,934.76

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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.