Home / 42,394,002.40-63,595,669.20-15,473,490.40

Finding the Fourth Proportional to 42,394,002.40, 63,595,669.20 and 15,473,490.40

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Solution

The fourth proportional to 42,394,002.40, 63,595,669.20 and 15,473,490.40 is: 23,211,938.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,394,002.40 : 63,595,669.20 = 15,473,490.40 : x
  2. Step 2: Convert to fraction form
    42,394,002.40/63,595,669.20 = 15,473,490.40/x
  3. Step 3: Cross multiply
    42,394,002.40x = 63,595,669.20 × 15,473,490.40
  4. Step 4: Simplify right side
    42,394,002.40x = 984,046,976,847,775.75
  5. Step 5: Solve for x
    x = 984,046,976,847,775.75/42,394,002.40
  6. Step 6: Final answer
    x = 23,211,938.51

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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.