Home / 42,303,330.90-63,464,327.55-13,550,793.30

Finding the Fourth Proportional to 42,303,330.90, 63,464,327.55 and 13,550,793.30

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Solution

The fourth proportional to 42,303,330.90, 63,464,327.55 and 13,550,793.30 is: 20,329,178.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,303,330.90 : 63,464,327.55 = 13,550,793.30 : x
  2. Step 2: Convert to fraction form
    42,303,330.90/63,464,327.55 = 13,550,793.30/x
  3. Step 3: Cross multiply
    42,303,330.90x = 63,464,327.55 × 13,550,793.30
  4. Step 4: Simplify right side
    42,303,330.90x = 859,991,984,553,545.38
  5. Step 5: Solve for x
    x = 859,991,984,553,545.38/42,303,330.90
  6. Step 6: Final answer
    x = 20,329,178.96

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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.