Home / 14,982,332.48-20,672,023.20-9,101,849.12

Finding the Fourth Proportional to 14,982,332.48, 20,672,023.20 and 9,101,849.12

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Solution

The fourth proportional to 14,982,332.48, 20,672,023.20 and 9,101,849.12 is: 12,558,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,982,332.48 : 20,672,023.20 = 9,101,849.12 : x
  2. Step 2: Convert to fraction form
    14,982,332.48/20,672,023.20 = 9,101,849.12/x
  3. Step 3: Cross multiply
    14,982,332.48x = 20,672,023.20 × 9,101,849.12
  4. Step 4: Simplify right side
    14,982,332.48x = 188,153,636,171,539.56
  5. Step 5: Solve for x
    x = 188,153,636,171,539.56/14,982,332.48
  6. Step 6: Final answer
    x = 12,558,367.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.