Home / 12,736,310.40-17,546,215.68-8,862,168.96

Finding the Fourth Proportional to 12,736,310.40, 17,546,215.68 and 8,862,168.96

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Solution

The fourth proportional to 12,736,310.40, 17,546,215.68 and 8,862,168.96 is: 12,208,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736,310.40 : 17,546,215.68 = 8,862,168.96 : x
  2. Step 2: Convert to fraction form
    12,736,310.40/17,546,215.68 = 8,862,168.96/x
  3. Step 3: Cross multiply
    12,736,310.40x = 17,546,215.68 × 8,862,168.96
  4. Step 4: Simplify right side
    12,736,310.40x = 155,497,527,964,761.31
  5. Step 5: Solve for x
    x = 155,497,527,964,761.31/12,736,310.40
  6. Step 6: Final answer
    x = 12,208,993.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.