Home / 47,251,520.10-70,735,562.55-28,072,404.90

Finding the Fourth Proportional to 47,251,520.10, 70,735,562.55 and 28,072,404.90

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Solution

The fourth proportional to 47,251,520.10, 70,735,562.55 and 28,072,404.90 is: 42,024,412.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,251,520.10 : 70,735,562.55 = 28,072,404.90 : x
  2. Step 2: Convert to fraction form
    47,251,520.10/70,735,562.55 = 28,072,404.90/x
  3. Step 3: Cross multiply
    47,251,520.10x = 70,735,562.55 × 28,072,404.90
  4. Step 4: Simplify right side
    47,251,520.10x = 1,985,717,352,732,876.25
  5. Step 5: Solve for x
    x = 1,985,717,352,732,876.25/47,251,520.10
  6. Step 6: Final answer
    x = 42,024,412.09

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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.