Home / 13,408,061.10-20,112,091.65-12,451,467.30

Finding the Fourth Proportional to 13,408,061.10, 20,112,091.65 and 12,451,467.30

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Solution

The fourth proportional to 13,408,061.10, 20,112,091.65 and 12,451,467.30 is: 18,677,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,408,061.10 : 20,112,091.65 = 12,451,467.30 : x
  2. Step 2: Convert to fraction form
    13,408,061.10/20,112,091.65 = 12,451,467.30/x
  3. Step 3: Cross multiply
    13,408,061.10x = 20,112,091.65 × 12,451,467.30
  4. Step 4: Simplify right side
    13,408,061.10x = 250,425,051,514,578.03
  5. Step 5: Solve for x
    x = 250,425,051,514,578.03/13,408,061.10
  6. Step 6: Final answer
    x = 18,677,200.95

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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.