Home / 10,324,519.68-15,472,828.76-3,931,284.45

Finding the Fourth Proportional to 10,324,519.68, 15,472,828.76 and 3,931,284.45

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Solution

The fourth proportional to 10,324,519.68, 15,472,828.76 and 3,931,284.45 is: 5,891,614.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324,519.68 : 15,472,828.76 = 3,931,284.45 : x
  2. Step 2: Convert to fraction form
    10,324,519.68/15,472,828.76 = 3,931,284.45/x
  3. Step 3: Cross multiply
    10,324,519.68x = 15,472,828.76 × 3,931,284.45
  4. Step 4: Simplify right side
    10,324,519.68x = 60,828,091,101,700.78
  5. Step 5: Solve for x
    x = 60,828,091,101,700.78/10,324,519.68
  6. Step 6: Final answer
    x = 5,891,614.62

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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.