Home / 89,960,416.30-134,940,625.11-21,803,108.14

Finding the Fourth Proportional to 89,960,416.30, 134,940,625.11 and 21,803,108.14

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Solution

The fourth proportional to 89,960,416.30, 134,940,625.11 and 21,803,108.14 is: 32,704,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,960,416.30 : 134,940,625.11 = 21,803,108.14 : x
  2. Step 2: Convert to fraction form
    89,960,416.30/134,940,625.11 = 21,803,108.14/x
  3. Step 3: Cross multiply
    89,960,416.30x = 134,940,625.11 × 21,803,108.14
  4. Step 4: Simplify right side
    89,960,416.30x = 2,942,125,041,752,530
  5. Step 5: Solve for x
    x = 2,942,125,041,752,530/89,960,416.30
  6. Step 6: Final answer
    x = 32,704,662.37

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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.