Home / 7,391,448.64-11,085,248.40-3,129,423.04

Finding the Fourth Proportional to 7,391,448.64, 11,085,248.40 and 3,129,423.04

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Solution

The fourth proportional to 7,391,448.64, 11,085,248.40 and 3,129,423.04 is: 4,693,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391,448.64 : 11,085,248.40 = 3,129,423.04 : x
  2. Step 2: Convert to fraction form
    7,391,448.64/11,085,248.40 = 3,129,423.04/x
  3. Step 3: Cross multiply
    7,391,448.64x = 11,085,248.40 × 3,129,423.04
  4. Step 4: Simplify right side
    7,391,448.64x = 34,690,431,747,083.14
  5. Step 5: Solve for x
    x = 34,690,431,747,083.14/7,391,448.64
  6. Step 6: Final answer
    x = 4,693,319.73

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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.