Home / 8,142,707.70-12,214,061.55-4,153,101.30

Finding the Fourth Proportional to 8,142,707.70, 12,214,061.55 and 4,153,101.30

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Solution

The fourth proportional to 8,142,707.70, 12,214,061.55 and 4,153,101.30 is: 6,229,651.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,707.70 : 12,214,061.55 = 4,153,101.30 : x
  2. Step 2: Convert to fraction form
    8,142,707.70/12,214,061.55 = 4,153,101.30/x
  3. Step 3: Cross multiply
    8,142,707.70x = 12,214,061.55 × 4,153,101.30
  4. Step 4: Simplify right side
    8,142,707.70x = 50,726,234,901,585.02
  5. Step 5: Solve for x
    x = 50,726,234,901,585.02/8,142,707.70
  6. Step 6: Final answer
    x = 6,229,651.95

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Double scale
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Similar ratio
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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.