Home / 19,031,037.36-28,546,308.45-4,654,229.64

Finding the Fourth Proportional to 19,031,037.36, 28,546,308.45 and 4,654,229.64

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Solution

The fourth proportional to 19,031,037.36, 28,546,308.45 and 4,654,229.64 is: 6,981,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031,037.36 : 28,546,308.45 = 4,654,229.64 : x
  2. Step 2: Convert to fraction form
    19,031,037.36/28,546,308.45 = 4,654,229.64/x
  3. Step 3: Cross multiply
    19,031,037.36x = 28,546,308.45 × 4,654,229.64
  4. Step 4: Simplify right side
    19,031,037.36x = 132,861,074,900,572.44
  5. Step 5: Solve for x
    x = 132,861,074,900,572.44/19,031,037.36
  6. Step 6: Final answer
    x = 6,981,283.91

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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.