Home / 6,943,071.28-9,581,331.36-3,887,394.88

Finding the Fourth Proportional to 6,943,071.28, 9,581,331.36 and 3,887,394.88

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Solution

The fourth proportional to 6,943,071.28, 9,581,331.36 and 3,887,394.88 is: 5,364,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943,071.28 : 9,581,331.36 = 3,887,394.88 : x
  2. Step 2: Convert to fraction form
    6,943,071.28/9,581,331.36 = 3,887,394.88/x
  3. Step 3: Cross multiply
    6,943,071.28x = 9,581,331.36 × 3,887,394.88
  4. Step 4: Simplify right side
    6,943,071.28x = 37,246,418,472,447.43
  5. Step 5: Solve for x
    x = 37,246,418,472,447.43/6,943,071.28
  6. Step 6: Final answer
    x = 5,364,545.02

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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.