Home / 4,543,138.20-6,814,707.30-4,123,234.20

Finding the Fourth Proportional to 4,543,138.20, 6,814,707.30 and 4,123,234.20

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Solution

The fourth proportional to 4,543,138.20, 6,814,707.30 and 4,123,234.20 is: 6,184,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543,138.20 : 6,814,707.30 = 4,123,234.20 : x
  2. Step 2: Convert to fraction form
    4,543,138.20/6,814,707.30 = 4,123,234.20/x
  3. Step 3: Cross multiply
    4,543,138.20x = 6,814,707.30 × 4,123,234.20
  4. Step 4: Simplify right side
    4,543,138.20x = 28,098,634,202,349.66
  5. Step 5: Solve for x
    x = 28,098,634,202,349.66/4,543,138.20
  6. Step 6: Final answer
    x = 6,184,851.30

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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.