Home / 8,000,449-11,040,648.72-4,329,365.20

Finding the Fourth Proportional to 8,000,449, 11,040,648.72 and 4,329,365.20

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Solution

The fourth proportional to 8,000,449, 11,040,648.72 and 4,329,365.20 is: 5,974,539.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000,449 : 11,040,648.72 = 4,329,365.20 : x
  2. Step 2: Convert to fraction form
    8,000,449/11,040,648.72 = 4,329,365.20/x
  3. Step 3: Cross multiply
    8,000,449x = 11,040,648.72 × 4,329,365.20
  4. Step 4: Simplify right side
    8,000,449x = 47,799,000,353,792.55
  5. Step 5: Solve for x
    x = 47,799,000,353,792.55/8,000,449
  6. Step 6: Final answer
    x = 5,974,539.72

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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.