Home / 42,497,195.70-63,745,793.55-13,763,952.30

Finding the Fourth Proportional to 42,497,195.70, 63,745,793.55 and 13,763,952.30

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Solution

The fourth proportional to 42,497,195.70, 63,745,793.55 and 13,763,952.30 is: 20,645,928.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,195.70 : 63,745,793.55 = 13,763,952.30 : x
  2. Step 2: Convert to fraction form
    42,497,195.70/63,745,793.55 = 13,763,952.30/x
  3. Step 3: Cross multiply
    42,497,195.70x = 63,745,793.55 × 13,763,952.30
  4. Step 4: Simplify right side
    42,497,195.70x = 877,394,061,747,847.62
  5. Step 5: Solve for x
    x = 877,394,061,747,847.62/42,497,195.70
  6. Step 6: Final answer
    x = 20,645,928.45

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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.