Home / 10,262,275.68-15,388,863.12-5,469,071.52

Finding the Fourth Proportional to 10,262,275.68, 15,388,863.12 and 5,469,071.52

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Solution

The fourth proportional to 10,262,275.68, 15,388,863.12 and 5,469,071.52 is: 8,201,182.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262,275.68 : 15,388,863.12 = 5,469,071.52 : x
  2. Step 2: Convert to fraction form
    10,262,275.68/15,388,863.12 = 5,469,071.52/x
  3. Step 3: Cross multiply
    10,262,275.68x = 15,388,863.12 × 5,469,071.52
  4. Step 4: Simplify right side
    10,262,275.68x = 84,162,793,014,770.33
  5. Step 5: Solve for x
    x = 84,162,793,014,770.33/10,262,275.68
  6. Step 6: Final answer
    x = 8,201,182.24

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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.