Home / 30,041,366.40-45,067,659.46-13,647,801.90

Finding the Fourth Proportional to 30,041,366.40, 45,067,659.46 and 13,647,801.90

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Solution

The fourth proportional to 30,041,366.40, 45,067,659.46 and 13,647,801.90 is: 20,474,251.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,041,366.40 : 45,067,659.46 = 13,647,801.90 : x
  2. Step 2: Convert to fraction form
    30,041,366.40/45,067,659.46 = 13,647,801.90/x
  3. Step 3: Cross multiply
    30,041,366.40x = 45,067,659.46 × 13,647,801.90
  4. Step 4: Simplify right side
    30,041,366.40x = 615,074,488,406,741
  5. Step 5: Solve for x
    x = 615,074,488,406,741/30,041,366.40
  6. Step 6: Final answer
    x = 20,474,251.41

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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.