Home / 10,932,155.20-16,384,408.80-4,191,572.80

Finding the Fourth Proportional to 10,932,155.20, 16,384,408.80 and 4,191,572.80

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Solution

The fourth proportional to 10,932,155.20, 16,384,408.80 and 4,191,572.80 is: 6,282,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932,155.20 : 16,384,408.80 = 4,191,572.80 : x
  2. Step 2: Convert to fraction form
    10,932,155.20/16,384,408.80 = 4,191,572.80/x
  3. Step 3: Cross multiply
    10,932,155.20x = 16,384,408.80 × 4,191,572.80
  4. Step 4: Simplify right side
    10,932,155.20x = 68,676,442,270,160.64
  5. Step 5: Solve for x
    x = 68,676,442,270,160.64/10,932,155.20
  6. Step 6: Final answer
    x = 6,282,058.85

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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.