Home / 10,342,149.80-15,513,224.70-2,769,115.55

Finding the Fourth Proportional to 10,342,149.80, 15,513,224.70 and 2,769,115.55

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Solution

The fourth proportional to 10,342,149.80, 15,513,224.70 and 2,769,115.55 is: 4,153,673.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,149.80 : 15,513,224.70 = 2,769,115.55 : x
  2. Step 2: Convert to fraction form
    10,342,149.80/15,513,224.70 = 2,769,115.55/x
  3. Step 3: Cross multiply
    10,342,149.80x = 15,513,224.70 × 2,769,115.55
  4. Step 4: Simplify right side
    10,342,149.80x = 42,957,911,747,414.08
  5. Step 5: Solve for x
    x = 42,957,911,747,414.08/10,342,149.80
  6. Step 6: Final answer
    x = 4,153,673.33

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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.