Home / 25,474,909.38-38,218,267.36-7,279,341.54

Finding the Fourth Proportional to 25,474,909.38, 38,218,267.36 and 7,279,341.54

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Solution

The fourth proportional to 25,474,909.38, 38,218,267.36 and 7,279,341.54 is: 10,920,699.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474,909.38 : 38,218,267.36 = 7,279,341.54 : x
  2. Step 2: Convert to fraction form
    25,474,909.38/38,218,267.36 = 7,279,341.54/x
  3. Step 3: Cross multiply
    25,474,909.38x = 38,218,267.36 × 7,279,341.54
  4. Step 4: Simplify right side
    25,474,909.38x = 278,203,821,180,474.12
  5. Step 5: Solve for x
    x = 278,203,821,180,474.12/25,474,909.38
  6. Step 6: Final answer
    x = 10,920,699.15

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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.