Home / 11,752,766.40-17,629,149.60-8,729,457.60

Finding the Fourth Proportional to 11,752,766.40, 17,629,149.60 and 8,729,457.60

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Solution

The fourth proportional to 11,752,766.40, 17,629,149.60 and 8,729,457.60 is: 13,094,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752,766.40 : 17,629,149.60 = 8,729,457.60 : x
  2. Step 2: Convert to fraction form
    11,752,766.40/17,629,149.60 = 8,729,457.60/x
  3. Step 3: Cross multiply
    11,752,766.40x = 17,629,149.60 × 8,729,457.60
  4. Step 4: Simplify right side
    11,752,766.40x = 153,892,913,957,256.97
  5. Step 5: Solve for x
    x = 153,892,913,957,256.97/11,752,766.40
  6. Step 6: Final answer
    x = 13,094,186.40

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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.