Home / 8,988,489.60-13,482,734.40-5,965,180.80

Finding the Fourth Proportional to 8,988,489.60, 13,482,734.40 and 5,965,180.80

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Solution

The fourth proportional to 8,988,489.60, 13,482,734.40 and 5,965,180.80 is: 8,947,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988,489.60 : 13,482,734.40 = 5,965,180.80 : x
  2. Step 2: Convert to fraction form
    8,988,489.60/13,482,734.40 = 5,965,180.80/x
  3. Step 3: Cross multiply
    8,988,489.60x = 13,482,734.40 × 5,965,180.80
  4. Step 4: Simplify right side
    8,988,489.60x = 80,426,948,374,379.52
  5. Step 5: Solve for x
    x = 80,426,948,374,379.52/8,988,489.60
  6. Step 6: Final answer
    x = 8,947,771.20

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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.