Home / 6,474,772.60-9,720,032.10-3,278,253.40

Finding the Fourth Proportional to 6,474,772.60, 9,720,032.10 and 3,278,253.40

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Solution

The fourth proportional to 6,474,772.60, 9,720,032.10 and 3,278,253.40 is: 4,921,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,772.60 : 9,720,032.10 = 3,278,253.40 : x
  2. Step 2: Convert to fraction form
    6,474,772.60/9,720,032.10 = 3,278,253.40/x
  3. Step 3: Cross multiply
    6,474,772.60x = 9,720,032.10 × 3,278,253.40
  4. Step 4: Simplify right side
    6,474,772.60x = 31,864,728,279,934.14
  5. Step 5: Solve for x
    x = 31,864,728,279,934.14/6,474,772.60
  6. Step 6: Final answer
    x = 4,921,366.39

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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.