Home / 17,990,531.20-26,976,465.60-6,625,129.60

Finding the Fourth Proportional to 17,990,531.20, 26,976,465.60 and 6,625,129.60

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Solution

The fourth proportional to 17,990,531.20, 26,976,465.60 and 6,625,129.60 is: 9,934,258.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,990,531.20 : 26,976,465.60 = 6,625,129.60 : x
  2. Step 2: Convert to fraction form
    17,990,531.20/26,976,465.60 = 6,625,129.60/x
  3. Step 3: Cross multiply
    17,990,531.20x = 26,976,465.60 × 6,625,129.60
  4. Step 4: Simplify right side
    17,990,531.20x = 178,722,580,749,941.75
  5. Step 5: Solve for x
    x = 178,722,580,749,941.75/17,990,531.20
  6. Step 6: Final answer
    x = 9,934,258.13

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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.