Home / 47,655,128.52-71,470,882.98-13,576,769.64

Finding the Fourth Proportional to 47,655,128.52, 71,470,882.98 and 13,576,769.64

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Solution

The fourth proportional to 47,655,128.52, 71,470,882.98 and 13,576,769.64 is: 20,361,789.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,655,128.52 : 71,470,882.98 = 13,576,769.64 : x
  2. Step 2: Convert to fraction form
    47,655,128.52/71,470,882.98 = 13,576,769.64/x
  3. Step 3: Cross multiply
    47,655,128.52x = 71,470,882.98 × 13,576,769.64
  4. Step 4: Simplify right side
    47,655,128.52x = 970,343,714,186,856.88
  5. Step 5: Solve for x
    x = 970,343,714,186,856.88/47,655,128.52
  6. Step 6: Final answer
    x = 20,361,789.89

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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.