Home / 13,360,966.20-20,041,449.30-11,819,787.30

Finding the Fourth Proportional to 13,360,966.20, 20,041,449.30 and 11,819,787.30

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Solution

The fourth proportional to 13,360,966.20, 20,041,449.30 and 11,819,787.30 is: 17,729,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,360,966.20 : 20,041,449.30 = 11,819,787.30 : x
  2. Step 2: Convert to fraction form
    13,360,966.20/20,041,449.30 = 11,819,787.30/x
  3. Step 3: Cross multiply
    13,360,966.20x = 20,041,449.30 × 11,819,787.30
  4. Step 4: Simplify right side
    13,360,966.20x = 236,885,667,909,733.91
  5. Step 5: Solve for x
    x = 236,885,667,909,733.91/13,360,966.20
  6. Step 6: Final answer
    x = 17,729,680.95

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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.