Home / 8,236,206.30-12,348,549.45-4,868,679.90

Finding the Fourth Proportional to 8,236,206.30, 12,348,549.45 and 4,868,679.90

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Solution

The fourth proportional to 8,236,206.30, 12,348,549.45 and 4,868,679.90 is: 7,299,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236,206.30 : 12,348,549.45 = 4,868,679.90 : x
  2. Step 2: Convert to fraction form
    8,236,206.30/12,348,549.45 = 4,868,679.90/x
  3. Step 3: Cross multiply
    8,236,206.30x = 12,348,549.45 × 4,868,679.90
  4. Step 4: Simplify right side
    8,236,206.30x = 60,121,134,501,371.05
  5. Step 5: Solve for x
    x = 60,121,134,501,371.05/8,236,206.30
  6. Step 6: Final answer
    x = 7,299,614.93

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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.