Home / 18,677,445.30-28,020,104.55-5,899,241.70

Finding the Fourth Proportional to 18,677,445.30, 28,020,104.55 and 5,899,241.70

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Solution

The fourth proportional to 18,677,445.30, 28,020,104.55 and 5,899,241.70 is: 8,850,105.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,677,445.30 : 28,020,104.55 = 5,899,241.70 : x
  2. Step 2: Convert to fraction form
    18,677,445.30/28,020,104.55 = 5,899,241.70/x
  3. Step 3: Cross multiply
    18,677,445.30x = 28,020,104.55 × 5,899,241.70
  4. Step 4: Simplify right side
    18,677,445.30x = 165,297,369,199,719.75
  5. Step 5: Solve for x
    x = 165,297,369,199,719.75/18,677,445.30
  6. Step 6: Final answer
    x = 8,850,105.92

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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.