Home / 25,474,906.88-38,218,263.60-7,279,339.04

Finding the Fourth Proportional to 25,474,906.88, 38,218,263.60 and 7,279,339.04

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Solution

The fourth proportional to 25,474,906.88, 38,218,263.60 and 7,279,339.04 is: 10,920,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474,906.88 : 38,218,263.60 = 7,279,339.04 : x
  2. Step 2: Convert to fraction form
    25,474,906.88/38,218,263.60 = 7,279,339.04/x
  3. Step 3: Cross multiply
    25,474,906.88x = 38,218,263.60 × 7,279,339.04
  4. Step 4: Simplify right side
    25,474,906.88x = 278,203,698,264,490.97
  5. Step 5: Solve for x
    x = 278,203,698,264,490.97/25,474,906.88
  6. Step 6: Final answer
    x = 10,920,695.40

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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.