Home / 8,640,228.22-12,960,338.14-2,574,805.12

Finding the Fourth Proportional to 8,640,228.22, 12,960,338.14 and 2,574,805.12

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Solution

The fourth proportional to 8,640,228.22, 12,960,338.14 and 2,574,805.12 is: 3,862,206.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,640,228.22 : 12,960,338.14 = 2,574,805.12 : x
  2. Step 2: Convert to fraction form
    8,640,228.22/12,960,338.14 = 2,574,805.12/x
  3. Step 3: Cross multiply
    8,640,228.22x = 12,960,338.14 × 2,574,805.12
  4. Step 4: Simplify right side
    8,640,228.22x = 33,370,344,999,803.28
  5. Step 5: Solve for x
    x = 33,370,344,999,803.28/8,640,228.22
  6. Step 6: Final answer
    x = 3,862,206.43

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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.