Home / 8,000,449.20-11,040,648.98-4,329,365.40

Finding the Fourth Proportional to 8,000,449.20, 11,040,648.98 and 4,329,365.40

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Solution

The fourth proportional to 8,000,449.20, 11,040,648.98 and 4,329,365.40 is: 5,974,539.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000,449.20 : 11,040,648.98 = 4,329,365.40 : x
  2. Step 2: Convert to fraction form
    8,000,449.20/11,040,648.98 = 4,329,365.40/x
  3. Step 3: Cross multiply
    8,000,449.20x = 11,040,648.98 × 4,329,365.40
  4. Step 4: Simplify right side
    8,000,449.20x = 47,799,003,665,910.47
  5. Step 5: Solve for x
    x = 47,799,003,665,910.47/8,000,449.20
  6. Step 6: Final answer
    x = 5,974,539.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.