Home / 47,445,885.10-71,027,110.05-28,266,769.90

Finding the Fourth Proportional to 47,445,885.10, 71,027,110.05 and 28,266,769.90

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Solution

The fourth proportional to 47,445,885.10, 71,027,110.05 and 28,266,769.90 is: 42,315,723.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,445,885.10 : 71,027,110.05 = 28,266,769.90 : x
  2. Step 2: Convert to fraction form
    47,445,885.10/71,027,110.05 = 28,266,769.90/x
  3. Step 3: Cross multiply
    47,445,885.10x = 71,027,110.05 × 28,266,769.90
  4. Step 4: Simplify right side
    47,445,885.10x = 2,007,706,976,445,327.25
  5. Step 5: Solve for x
    x = 2,007,706,976,445,327.25/47,445,885.10
  6. Step 6: Final answer
    x = 42,315,723.95

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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.