Home / 6,520,505.60-9,780,758.40-4,127,052.80

Finding the Fourth Proportional to 6,520,505.60, 9,780,758.40 and 4,127,052.80

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Solution

The fourth proportional to 6,520,505.60, 9,780,758.40 and 4,127,052.80 is: 6,190,579.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,505.60 : 9,780,758.40 = 4,127,052.80 : x
  2. Step 2: Convert to fraction form
    6,520,505.60/9,780,758.40 = 4,127,052.80/x
  3. Step 3: Cross multiply
    6,520,505.60x = 9,780,758.40 × 4,127,052.80
  4. Step 4: Simplify right side
    6,520,505.60x = 40,365,706,340,843.52
  5. Step 5: Solve for x
    x = 40,365,706,340,843.52/6,520,505.60
  6. Step 6: Final answer
    x = 6,190,579.20

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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.