Home / 21,062,145.30-31,593,217.95-17,471,966.10

Finding the Fourth Proportional to 21,062,145.30, 31,593,217.95 and 17,471,966.10

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Solution

The fourth proportional to 21,062,145.30, 31,593,217.95 and 17,471,966.10 is: 26,207,949.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,062,145.30 : 31,593,217.95 = 17,471,966.10 : x
  2. Step 2: Convert to fraction form
    21,062,145.30/31,593,217.95 = 17,471,966.10/x
  3. Step 3: Cross multiply
    21,062,145.30x = 31,593,217.95 × 17,471,966.10
  4. Step 4: Simplify right side
    21,062,145.30x = 551,995,633,012,311.50
  5. Step 5: Solve for x
    x = 551,995,633,012,311.50/21,062,145.30
  6. Step 6: Final answer
    x = 26,207,949.15

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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.