Home / 11,925,408.60-17,888,112.90-8,146,272.60

Finding the Fourth Proportional to 11,925,408.60, 17,888,112.90 and 8,146,272.60

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Solution

The fourth proportional to 11,925,408.60, 17,888,112.90 and 8,146,272.60 is: 12,219,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925,408.60 : 17,888,112.90 = 8,146,272.60 : x
  2. Step 2: Convert to fraction form
    11,925,408.60/17,888,112.90 = 8,146,272.60/x
  3. Step 3: Cross multiply
    11,925,408.60x = 17,888,112.90 × 8,146,272.60
  4. Step 4: Simplify right side
    11,925,408.60x = 145,721,443,982,976.53
  5. Step 5: Solve for x
    x = 145,721,443,982,976.53/11,925,408.60
  6. Step 6: Final answer
    x = 12,219,408.90

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1.5x scale

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.