Home / 47,484,829.80-71,229,318.30-15,572,125.80

Finding the Fourth Proportional to 47,484,829.80, 71,229,318.30 and 15,572,125.80

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Solution

The fourth proportional to 47,484,829.80, 71,229,318.30 and 15,572,125.80 is: 23,358,868.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,484,829.80 : 71,229,318.30 = 15,572,125.80 : x
  2. Step 2: Convert to fraction form
    47,484,829.80/71,229,318.30 = 15,572,125.80/x
  3. Step 3: Cross multiply
    47,484,829.80x = 71,229,318.30 × 15,572,125.80
  4. Step 4: Simplify right side
    47,484,829.80x = 1,109,191,905,215,842.12
  5. Step 5: Solve for x
    x = 1,109,191,905,215,842.12/47,484,829.80
  6. Step 6: Final answer
    x = 23,358,868.71

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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.