Home / 8,676,831.02-13,012,625.31-2,609,951.78

Finding the Fourth Proportional to 8,676,831.02, 13,012,625.31 and 2,609,951.78

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Solution

The fourth proportional to 8,676,831.02, 13,012,625.31 and 2,609,951.78 is: 3,914,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676,831.02 : 13,012,625.31 = 2,609,951.78 : x
  2. Step 2: Convert to fraction form
    8,676,831.02/13,012,625.31 = 2,609,951.78/x
  3. Step 3: Cross multiply
    8,676,831.02x = 13,012,625.31 × 2,609,951.78
  4. Step 4: Simplify right side
    8,676,831.02x = 33,962,324,525,244.43
  5. Step 5: Solve for x
    x = 33,962,324,525,244.43/8,676,831.02
  6. Step 6: Final answer
    x = 3,914,139.21

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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.