Home / 17,374,851.20-26,112,043.20-15,185,129.60

Finding the Fourth Proportional to 17,374,851.20, 26,112,043.20 and 15,185,129.60

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Solution

The fourth proportional to 17,374,851.20, 26,112,043.20 and 15,185,129.60 is: 22,821,188.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,374,851.20 : 26,112,043.20 = 15,185,129.60 : x
  2. Step 2: Convert to fraction form
    17,374,851.20/26,112,043.20 = 15,185,129.60/x
  3. Step 3: Cross multiply
    17,374,851.20x = 26,112,043.20 × 15,185,129.60
  4. Step 4: Simplify right side
    17,374,851.20x = 396,514,760,112,798.69
  5. Step 5: Solve for x
    x = 396,514,760,112,798.69/17,374,851.20
  6. Step 6: Final answer
    x = 22,821,188.83

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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.