Home / 13,826,487.80-20,740,728.15-5,306,824.27

Finding the Fourth Proportional to 13,826,487.80, 20,740,728.15 and 5,306,824.27

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Solution

The fourth proportional to 13,826,487.80, 20,740,728.15 and 5,306,824.27 is: 7,960,618.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,487.80 : 20,740,728.15 = 5,306,824.27 : x
  2. Step 2: Convert to fraction form
    13,826,487.80/20,740,728.15 = 5,306,824.27/x
  3. Step 3: Cross multiply
    13,826,487.80x = 20,740,728.15 × 5,306,824.27
  4. Step 4: Simplify right side
    13,826,487.80x = 110,067,399,523,892.19
  5. Step 5: Solve for x
    x = 110,067,399,523,892.19/13,826,487.80
  6. Step 6: Final answer
    x = 7,960,618.86

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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.