Home / 12,626,449.38-17,400,690.54-9,135,878.04

Finding the Fourth Proportional to 12,626,449.38, 17,400,690.54 and 9,135,878.04

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Solution

The fourth proportional to 12,626,449.38, 17,400,690.54 and 9,135,878.04 is: 12,590,284.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626,449.38 : 17,400,690.54 = 9,135,878.04 : x
  2. Step 2: Convert to fraction form
    12,626,449.38/17,400,690.54 = 9,135,878.04/x
  3. Step 3: Cross multiply
    12,626,449.38x = 17,400,690.54 × 9,135,878.04
  4. Step 4: Simplify right side
    12,626,449.38x = 158,970,586,585,221.72
  5. Step 5: Solve for x
    x = 158,970,586,585,221.72/12,626,449.38
  6. Step 6: Final answer
    x = 12,590,284.24

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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.