Home / 8,147,906.10-12,221,859.15-2,756,732.40

Finding the Fourth Proportional to 8,147,906.10, 12,221,859.15 and 2,756,732.40

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Solution

The fourth proportional to 8,147,906.10, 12,221,859.15 and 2,756,732.40 is: 4,135,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147,906.10 : 12,221,859.15 = 2,756,732.40 : x
  2. Step 2: Convert to fraction form
    8,147,906.10/12,221,859.15 = 2,756,732.40/x
  3. Step 3: Cross multiply
    8,147,906.10x = 12,221,859.15 × 2,756,732.40
  4. Step 4: Simplify right side
    8,147,906.10x = 33,692,395,107,041.46
  5. Step 5: Solve for x
    x = 33,692,395,107,041.46/8,147,906.10
  6. Step 6: Final answer
    x = 4,135,098.60

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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.