Home / 18,060,899.04-24,924,020.40-9,912,157.92

Finding the Fourth Proportional to 18,060,899.04, 24,924,020.40 and 9,912,157.92

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Solution

The fourth proportional to 18,060,899.04, 24,924,020.40 and 9,912,157.92 is: 13,678,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060,899.04 : 24,924,020.40 = 9,912,157.92 : x
  2. Step 2: Convert to fraction form
    18,060,899.04/24,924,020.40 = 9,912,157.92/x
  3. Step 3: Cross multiply
    18,060,899.04x = 24,924,020.40 × 9,912,157.92
  4. Step 4: Simplify right side
    18,060,899.04x = 247,050,826,206,101.56
  5. Step 5: Solve for x
    x = 247,050,826,206,101.56/18,060,899.04
  6. Step 6: Final answer
    x = 13,678,766.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.