Home / 13,334,917.20-20,002,375.80-4,360,376.40

Finding the Fourth Proportional to 13,334,917.20, 20,002,375.80 and 4,360,376.40

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Solution

The fourth proportional to 13,334,917.20, 20,002,375.80 and 4,360,376.40 is: 6,540,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,917.20 : 20,002,375.80 = 4,360,376.40 : x
  2. Step 2: Convert to fraction form
    13,334,917.20/20,002,375.80 = 4,360,376.40/x
  3. Step 3: Cross multiply
    13,334,917.20x = 20,002,375.80 × 4,360,376.40
  4. Step 4: Simplify right side
    13,334,917.20x = 87,217,887,382,251.12
  5. Step 5: Solve for x
    x = 87,217,887,382,251.12/13,334,917.20
  6. Step 6: Final answer
    x = 6,540,564.60

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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.