Home / 8,486,902.97-12,730,824.96-2,421,168.36

Finding the Fourth Proportional to 8,486,902.97, 12,730,824.96 and 2,421,168.36

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Solution

The fourth proportional to 8,486,902.97, 12,730,824.96 and 2,421,168.36 is: 3,631,886.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,486,902.97 : 12,730,824.96 = 2,421,168.36 : x
  2. Step 2: Convert to fraction form
    8,486,902.97/12,730,824.96 = 2,421,168.36/x
  3. Step 3: Cross multiply
    8,486,902.97x = 12,730,824.96 × 2,421,168.36
  4. Step 4: Simplify right side
    8,486,902.97x = 30,823,470,589,850.27
  5. Step 5: Solve for x
    x = 30,823,470,589,850.27/8,486,902.97
  6. Step 6: Final answer
    x = 3,631,886.77

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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.