Home / 47,695,125.80-71,542,688.70-11,793,333.80

Finding the Fourth Proportional to 47,695,125.80, 71,542,688.70 and 11,793,333.80

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Solution

The fourth proportional to 47,695,125.80, 71,542,688.70 and 11,793,333.80 is: 17,690,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,695,125.80 : 71,542,688.70 = 11,793,333.80 : x
  2. Step 2: Convert to fraction form
    47,695,125.80/71,542,688.70 = 11,793,333.80/x
  3. Step 3: Cross multiply
    47,695,125.80x = 71,542,688.70 × 11,793,333.80
  4. Step 4: Simplify right side
    47,695,125.80x = 843,726,808,788,588.12
  5. Step 5: Solve for x
    x = 843,726,808,788,588.12/47,695,125.80
  6. Step 6: Final answer
    x = 17,690,000.70

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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.