Home / 47,912,807.60-71,869,211.40-17,614,401.20

Finding the Fourth Proportional to 47,912,807.60, 71,869,211.40 and 17,614,401.20

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Solution

The fourth proportional to 47,912,807.60, 71,869,211.40 and 17,614,401.20 is: 26,421,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,912,807.60 : 71,869,211.40 = 17,614,401.20 : x
  2. Step 2: Convert to fraction form
    47,912,807.60/71,869,211.40 = 17,614,401.20/x
  3. Step 3: Cross multiply
    47,912,807.60x = 71,869,211.40 × 17,614,401.20
  4. Step 4: Simplify right side
    47,912,807.60x = 1,265,933,123,527,213.75
  5. Step 5: Solve for x
    x = 1,265,933,123,527,213.75/47,912,807.60
  6. Step 6: Final answer
    x = 26,421,601.80

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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.