Home / 13,770,829.60-20,656,244.40-10,592,000.80

Finding the Fourth Proportional to 13,770,829.60, 20,656,244.40 and 10,592,000.80

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Solution

The fourth proportional to 13,770,829.60, 20,656,244.40 and 10,592,000.80 is: 15,888,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,770,829.60 : 20,656,244.40 = 10,592,000.80 : x
  2. Step 2: Convert to fraction form
    13,770,829.60/20,656,244.40 = 10,592,000.80/x
  3. Step 3: Cross multiply
    13,770,829.60x = 20,656,244.40 × 10,592,000.80
  4. Step 4: Simplify right side
    13,770,829.60x = 218,790,957,209,795.53
  5. Step 5: Solve for x
    x = 218,790,957,209,795.53/13,770,829.60
  6. Step 6: Final answer
    x = 15,888,001.20

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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.