Home / 14,002,738.87-20,964,498.55-7,422,454.14

Finding the Fourth Proportional to 14,002,738.87, 20,964,498.55 and 7,422,454.14

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Solution

The fourth proportional to 14,002,738.87, 20,964,498.55 and 7,422,454.14 is: 11,112,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002,738.87 : 20,964,498.55 = 7,422,454.14 : x
  2. Step 2: Convert to fraction form
    14,002,738.87/20,964,498.55 = 7,422,454.14/x
  3. Step 3: Cross multiply
    14,002,738.87x = 20,964,498.55 × 7,422,454.14
  4. Step 4: Simplify right side
    14,002,738.87x = 155,608,029,055,471.50
  5. Step 5: Solve for x
    x = 155,608,029,055,471.50/14,002,738.87
  6. Step 6: Final answer
    x = 11,112,685.20

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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.