Home / 8,236,002.20-12,354,003.30-6,641,679.20

Finding the Fourth Proportional to 8,236,002.20, 12,354,003.30 and 6,641,679.20

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Solution

The fourth proportional to 8,236,002.20, 12,354,003.30 and 6,641,679.20 is: 9,962,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236,002.20 : 12,354,003.30 = 6,641,679.20 : x
  2. Step 2: Convert to fraction form
    8,236,002.20/12,354,003.30 = 6,641,679.20/x
  3. Step 3: Cross multiply
    8,236,002.20x = 12,354,003.30 × 6,641,679.20
  4. Step 4: Simplify right side
    8,236,002.20x = 82,051,326,754,341.38
  5. Step 5: Solve for x
    x = 82,051,326,754,341.38/8,236,002.20
  6. Step 6: Final answer
    x = 9,962,518.80

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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.