Home / 13,486,408.55-18,612,948.23-8,844,099.19

Finding the Fourth Proportional to 13,486,408.55, 18,612,948.23 and 8,844,099.19

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Solution

The fourth proportional to 13,486,408.55, 18,612,948.23 and 8,844,099.19 is: 12,205,974.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,408.55 : 18,612,948.23 = 8,844,099.19 : x
  2. Step 2: Convert to fraction form
    13,486,408.55/18,612,948.23 = 8,844,099.19/x
  3. Step 3: Cross multiply
    13,486,408.55x = 18,612,948.23 × 8,844,099.19
  4. Step 4: Simplify right side
    13,486,408.55x = 164,614,760,376,666
  5. Step 5: Solve for x
    x = 164,614,760,376,666/13,486,408.55
  6. Step 6: Final answer
    x = 12,205,974.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.