Home / 13,996,966.20-20,995,449.30-3,899,587.20

Finding the Fourth Proportional to 13,996,966.20, 20,995,449.30 and 3,899,587.20

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Solution

The fourth proportional to 13,996,966.20, 20,995,449.30 and 3,899,587.20 is: 5,849,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,996,966.20 : 20,995,449.30 = 3,899,587.20 : x
  2. Step 2: Convert to fraction form
    13,996,966.20/20,995,449.30 = 3,899,587.20/x
  3. Step 3: Cross multiply
    13,996,966.20x = 20,995,449.30 × 3,899,587.20
  4. Step 4: Simplify right side
    13,996,966.20x = 81,873,585,348,528.97
  5. Step 5: Solve for x
    x = 81,873,585,348,528.97/13,996,966.20
  6. Step 6: Final answer
    x = 5,849,380.80

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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.