Home / 8,972,203.20-12,379,983.12-5,104,498.56

Finding the Fourth Proportional to 8,972,203.20, 12,379,983.12 and 5,104,498.56

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Solution

The fourth proportional to 8,972,203.20, 12,379,983.12 and 5,104,498.56 is: 7,043,265.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,203.20 : 12,379,983.12 = 5,104,498.56 : x
  2. Step 2: Convert to fraction form
    8,972,203.20/12,379,983.12 = 5,104,498.56/x
  3. Step 3: Cross multiply
    8,972,203.20x = 12,379,983.12 × 5,104,498.56
  4. Step 4: Simplify right side
    8,972,203.20x = 63,193,606,008,864.30
  5. Step 5: Solve for x
    x = 63,193,606,008,864.30/8,972,203.20
  6. Step 6: Final answer
    x = 7,043,265.14

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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.