Home / 6,653,402.57-9,179,440.30-5,427,589.07

Finding the Fourth Proportional to 6,653,402.57, 9,179,440.30 and 5,427,589.07

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Solution

The fourth proportional to 6,653,402.57, 9,179,440.30 and 5,427,589.07 is: 7,488,233.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653,402.57 : 9,179,440.30 = 5,427,589.07 : x
  2. Step 2: Convert to fraction form
    6,653,402.57/9,179,440.30 = 5,427,589.07/x
  3. Step 3: Cross multiply
    6,653,402.57x = 9,179,440.30 × 5,427,589.07
  4. Step 4: Simplify right side
    6,653,402.57x = 49,822,229,840,997.53
  5. Step 5: Solve for x
    x = 49,822,229,840,997.53/6,653,402.57
  6. Step 6: Final answer
    x = 7,488,233.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.