Home / 11,126,233.20-16,689,349.80-6,821,561.10

Finding the Fourth Proportional to 11,126,233.20, 16,689,349.80 and 6,821,561.10

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Solution

The fourth proportional to 11,126,233.20, 16,689,349.80 and 6,821,561.10 is: 10,232,341.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126,233.20 : 16,689,349.80 = 6,821,561.10 : x
  2. Step 2: Convert to fraction form
    11,126,233.20/16,689,349.80 = 6,821,561.10/x
  3. Step 3: Cross multiply
    11,126,233.20x = 16,689,349.80 × 6,821,561.10
  4. Step 4: Simplify right side
    11,126,233.20x = 113,847,419,379,972.78
  5. Step 5: Solve for x
    x = 113,847,419,379,972.78/11,126,233.20
  6. Step 6: Final answer
    x = 10,232,341.65

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1.5x scale

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.