Home / 26,408,138.40-39,612,207.60-12,059,231.40

Finding the Fourth Proportional to 26,408,138.40, 39,612,207.60 and 12,059,231.40

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Solution

The fourth proportional to 26,408,138.40, 39,612,207.60 and 12,059,231.40 is: 18,088,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408,138.40 : 39,612,207.60 = 12,059,231.40 : x
  2. Step 2: Convert to fraction form
    26,408,138.40/39,612,207.60 = 12,059,231.40/x
  3. Step 3: Cross multiply
    26,408,138.40x = 39,612,207.60 × 12,059,231.40
  4. Step 4: Simplify right side
    26,408,138.40x = 477,692,777,713,238.69
  5. Step 5: Solve for x
    x = 477,692,777,713,238.69/26,408,138.40
  6. Step 6: Final answer
    x = 18,088,847.10

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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.