Home / 47,836,296.56-71,765,849.14-15,488,208.86

Finding the Fourth Proportional to 47,836,296.56, 71,765,849.14 and 15,488,208.86

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Solution

The fourth proportional to 47,836,296.56, 71,765,849.14 and 15,488,208.86 is: 23,236,005.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,836,296.56 : 71,765,849.14 = 15,488,208.86 : x
  2. Step 2: Convert to fraction form
    47,836,296.56/71,765,849.14 = 15,488,208.86/x
  3. Step 3: Cross multiply
    47,836,296.56x = 71,765,849.14 × 15,488,208.86
  4. Step 4: Simplify right side
    47,836,296.56x = 1,111,524,460,098,021.75
  5. Step 5: Solve for x
    x = 1,111,524,460,098,021.75/47,836,296.56
  6. Step 6: Final answer
    x = 23,236,005.71

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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.