Home / 5,542,687.20-8,312,302.80-2,177,925.60

Finding the Fourth Proportional to 5,542,687.20, 8,312,302.80 and 2,177,925.60

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Solution

The fourth proportional to 5,542,687.20, 8,312,302.80 and 2,177,925.60 is: 3,266,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542,687.20 : 8,312,302.80 = 2,177,925.60 : x
  2. Step 2: Convert to fraction form
    5,542,687.20/8,312,302.80 = 2,177,925.60/x
  3. Step 3: Cross multiply
    5,542,687.20x = 8,312,302.80 × 2,177,925.60
  4. Step 4: Simplify right side
    5,542,687.20x = 18,103,577,063,071.68
  5. Step 5: Solve for x
    x = 18,103,577,063,071.68/5,542,687.20
  6. Step 6: Final answer
    x = 3,266,209.41

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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.