Home / 6,156,129.60-9,234,194.40-5,518,400.40

Finding the Fourth Proportional to 6,156,129.60, 9,234,194.40 and 5,518,400.40

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Solution

The fourth proportional to 6,156,129.60, 9,234,194.40 and 5,518,400.40 is: 8,277,600.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156,129.60 : 9,234,194.40 = 5,518,400.40 : x
  2. Step 2: Convert to fraction form
    6,156,129.60/9,234,194.40 = 5,518,400.40/x
  3. Step 3: Cross multiply
    6,156,129.60x = 9,234,194.40 × 5,518,400.40
  4. Step 4: Simplify right side
    6,156,129.60x = 50,957,982,070,637.77
  5. Step 5: Solve for x
    x = 50,957,982,070,637.77/6,156,129.60
  6. Step 6: Final answer
    x = 8,277,600.60

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Double scale
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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.