Home / 6,448,673.20-9,680,459.40-3,462,689.20

Finding the Fourth Proportional to 6,448,673.20, 9,680,459.40 and 3,462,689.20

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Solution

The fourth proportional to 6,448,673.20, 9,680,459.40 and 3,462,689.20 is: 5,198,033.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,673.20 : 9,680,459.40 = 3,462,689.20 : x
  2. Step 2: Convert to fraction form
    6,448,673.20/9,680,459.40 = 3,462,689.20/x
  3. Step 3: Cross multiply
    6,448,673.20x = 9,680,459.40 × 3,462,689.20
  4. Step 4: Simplify right side
    6,448,673.20x = 33,520,422,215,418.48
  5. Step 5: Solve for x
    x = 33,520,422,215,418.48/6,448,673.20
  6. Step 6: Final answer
    x = 5,198,033.95

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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.