Home / 5,471,540.60-8,194,869.30-3,456,001.40

Finding the Fourth Proportional to 5,471,540.60, 8,194,869.30 and 3,456,001.40

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Solution

The fourth proportional to 5,471,540.60, 8,194,869.30 and 3,456,001.40 is: 5,176,143.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471,540.60 : 8,194,869.30 = 3,456,001.40 : x
  2. Step 2: Convert to fraction form
    5,471,540.60/8,194,869.30 = 3,456,001.40/x
  3. Step 3: Cross multiply
    5,471,540.60x = 8,194,869.30 × 3,456,001.40
  4. Step 4: Simplify right side
    5,471,540.60x = 28,321,479,773,617.02
  5. Step 5: Solve for x
    x = 28,321,479,773,617.02/5,471,540.60
  6. Step 6: Final answer
    x = 5,176,143.58

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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.