Home / 17,909,144.60-26,863,607.46-5,129,672.60

Finding the Fourth Proportional to 17,909,144.60, 26,863,607.46 and 5,129,672.60

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Solution

The fourth proportional to 17,909,144.60, 26,863,607.46 and 5,129,672.60 is: 7,694,477.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909,144.60 : 26,863,607.46 = 5,129,672.60 : x
  2. Step 2: Convert to fraction form
    17,909,144.60/26,863,607.46 = 5,129,672.60/x
  3. Step 3: Cross multiply
    17,909,144.60x = 26,863,607.46 × 5,129,672.60
  4. Step 4: Simplify right side
    17,909,144.60x = 137,801,511,124,717.59
  5. Step 5: Solve for x
    x = 137,801,511,124,717.59/17,909,144.60
  6. Step 6: Final answer
    x = 7,694,477.55

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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.