Home / 9,062,801.20-13,594,201.80-5,479,620.40

Finding the Fourth Proportional to 9,062,801.20, 13,594,201.80 and 5,479,620.40

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Solution

The fourth proportional to 9,062,801.20, 13,594,201.80 and 5,479,620.40 is: 8,219,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,062,801.20 : 13,594,201.80 = 5,479,620.40 : x
  2. Step 2: Convert to fraction form
    9,062,801.20/13,594,201.80 = 5,479,620.40/x
  3. Step 3: Cross multiply
    9,062,801.20x = 13,594,201.80 × 5,479,620.40
  4. Step 4: Simplify right side
    9,062,801.20x = 74,491,065,504,996.73
  5. Step 5: Solve for x
    x = 74,491,065,504,996.73/9,062,801.20
  6. Step 6: Final answer
    x = 8,219,430.60

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Similar ratio
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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.