Home / 47,915,278.92-71,885,042.46-13,371,676.56

Finding the Fourth Proportional to 47,915,278.92, 71,885,042.46 and 13,371,676.56

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Solution

The fourth proportional to 47,915,278.92, 71,885,042.46 and 13,371,676.56 is: 20,060,898.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,915,278.92 : 71,885,042.46 = 13,371,676.56 : x
  2. Step 2: Convert to fraction form
    47,915,278.92/71,885,042.46 = 13,371,676.56/x
  3. Step 3: Cross multiply
    47,915,278.92x = 71,885,042.46 × 13,371,676.56
  4. Step 4: Simplify right side
    47,915,278.92x = 961,223,537,276,986.62
  5. Step 5: Solve for x
    x = 961,223,537,276,986.62/47,915,278.92
  6. Step 6: Final answer
    x = 20,060,898.30

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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.