Home / 20,016,631.90-30,024,947.85-13,202,377.30

Finding the Fourth Proportional to 20,016,631.90, 30,024,947.85 and 13,202,377.30

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Solution

The fourth proportional to 20,016,631.90, 30,024,947.85 and 13,202,377.30 is: 19,803,565.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016,631.90 : 30,024,947.85 = 13,202,377.30 : x
  2. Step 2: Convert to fraction form
    20,016,631.90/30,024,947.85 = 13,202,377.30/x
  3. Step 3: Cross multiply
    20,016,631.90x = 30,024,947.85 × 13,202,377.30
  4. Step 4: Simplify right side
    20,016,631.90x = 396,400,689,928,523.88
  5. Step 5: Solve for x
    x = 396,400,689,928,523.88/20,016,631.90
  6. Step 6: Final answer
    x = 19,803,565.95

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1.5x scale

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.