Home / 26,002,280.10-38,975,426.55-9,821,979.30

Finding the Fourth Proportional to 26,002,280.10, 38,975,426.55 and 9,821,979.30

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Solution

The fourth proportional to 26,002,280.10, 38,975,426.55 and 9,821,979.30 is: 14,722,394.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,002,280.10 : 38,975,426.55 = 9,821,979.30 : x
  2. Step 2: Convert to fraction form
    26,002,280.10/38,975,426.55 = 9,821,979.30/x
  3. Step 3: Cross multiply
    26,002,280.10x = 38,975,426.55 × 9,821,979.30
  4. Step 4: Simplify right side
    26,002,280.10x = 382,815,832,782,770.44
  5. Step 5: Solve for x
    x = 382,815,832,782,770.44/26,002,280.10
  6. Step 6: Final answer
    x = 14,722,394.78

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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.