Home / 13,797,408.30-20,680,418.43-8,394,148.14

Finding the Fourth Proportional to 13,797,408.30, 20,680,418.43 and 8,394,148.14

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Solution

The fourth proportional to 13,797,408.30, 20,680,418.43 and 8,394,148.14 is: 12,581,674.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,797,408.30 : 20,680,418.43 = 8,394,148.14 : x
  2. Step 2: Convert to fraction form
    13,797,408.30/20,680,418.43 = 8,394,148.14/x
  3. Step 3: Cross multiply
    13,797,408.30x = 20,680,418.43 × 8,394,148.14
  4. Step 4: Simplify right side
    13,797,408.30x = 173,594,495,898,606.22
  5. Step 5: Solve for x
    x = 173,594,495,898,606.22/13,797,408.30
  6. Step 6: Final answer
    x = 12,581,674.19

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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.