Home / 12,215,022.12-18,323,494.14-3,239,574.12

Finding the Fourth Proportional to 12,215,022.12, 18,323,494.14 and 3,239,574.12

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Solution

The fourth proportional to 12,215,022.12, 18,323,494.14 and 3,239,574.12 is: 4,859,616.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,215,022.12 : 18,323,494.14 = 3,239,574.12 : x
  2. Step 2: Convert to fraction form
    12,215,022.12/18,323,494.14 = 3,239,574.12/x
  3. Step 3: Cross multiply
    12,215,022.12x = 18,323,494.14 × 3,239,574.12
  4. Step 4: Simplify right side
    12,215,022.12x = 59,360,317,403,915.66
  5. Step 5: Solve for x
    x = 59,360,317,403,915.66/12,215,022.12
  6. Step 6: Final answer
    x = 4,859,616.04

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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.