Home / 8,967,816-13,449,233.28-2,489,401.92

Finding the Fourth Proportional to 8,967,816, 13,449,233.28 and 2,489,401.92

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Solution

The fourth proportional to 8,967,816, 13,449,233.28 and 2,489,401.92 is: 3,733,411.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967,816 : 13,449,233.28 = 2,489,401.92 : x
  2. Step 2: Convert to fraction form
    8,967,816/13,449,233.28 = 2,489,401.92/x
  3. Step 3: Cross multiply
    8,967,816x = 13,449,233.28 × 2,489,401.92
  4. Step 4: Simplify right side
    8,967,816x = 33,480,547,149,759.89
  5. Step 5: Solve for x
    x = 33,480,547,149,759.89/8,967,816
  6. Step 6: Final answer
    x = 3,733,411.47

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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.