Home / 8,486,901.97-12,730,823.46-2,421,167.36

Finding the Fourth Proportional to 8,486,901.97, 12,730,823.46 and 2,421,167.36

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Solution

The fourth proportional to 8,486,901.97, 12,730,823.46 and 2,421,167.36 is: 3,631,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,486,901.97 : 12,730,823.46 = 2,421,167.36 : x
  2. Step 2: Convert to fraction form
    8,486,901.97/12,730,823.46 = 2,421,167.36/x
  3. Step 3: Cross multiply
    8,486,901.97x = 12,730,823.46 × 2,421,167.36
  4. Step 4: Simplify right side
    8,486,901.97x = 30,823,454,163,620.15
  5. Step 5: Solve for x
    x = 30,823,454,163,620.15/8,486,901.97
  6. Step 6: Final answer
    x = 3,631,885.26

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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.