Home / 22,940,120.20-31,656,161.22-12,624,871.72

Finding the Fourth Proportional to 22,940,120.20, 31,656,161.22 and 12,624,871.72

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Solution

The fourth proportional to 22,940,120.20, 31,656,161.22 and 12,624,871.72 is: 17,421,660.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,940,120.20 : 31,656,161.22 = 12,624,871.72 : x
  2. Step 2: Convert to fraction form
    22,940,120.20/31,656,161.22 = 12,624,871.72/x
  3. Step 3: Cross multiply
    22,940,120.20x = 31,656,161.22 × 12,624,871.72
  4. Step 4: Simplify right side
    22,940,120.20x = 399,654,974,550,138.69
  5. Step 5: Solve for x
    x = 399,654,974,550,138.69/22,940,120.20
  6. Step 6: Final answer
    x = 17,421,660.00

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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.