Home / 5,471,539.60-8,194,867.80-3,456,000.40

Finding the Fourth Proportional to 5,471,539.60, 8,194,867.80 and 3,456,000.40

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Solution

The fourth proportional to 5,471,539.60, 8,194,867.80 and 3,456,000.40 is: 5,176,142.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471,539.60 : 8,194,867.80 = 3,456,000.40 : x
  2. Step 2: Convert to fraction form
    5,471,539.60/8,194,867.80 = 3,456,000.40/x
  3. Step 3: Cross multiply
    5,471,539.60x = 8,194,867.80 × 3,456,000.40
  4. Step 4: Simplify right side
    5,471,539.60x = 28,321,466,394,747.12
  5. Step 5: Solve for x
    x = 28,321,466,394,747.12/5,471,539.60
  6. Step 6: Final answer
    x = 5,176,142.09

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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.