Home / 12,006,214.50-16,568,581.13-6,499,589.21

Finding the Fourth Proportional to 12,006,214.50, 16,568,581.13 and 6,499,589.21

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Solution

The fourth proportional to 12,006,214.50, 16,568,581.13 and 6,499,589.21 is: 8,969,435.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,214.50 : 16,568,581.13 = 6,499,589.21 : x
  2. Step 2: Convert to fraction form
    12,006,214.50/16,568,581.13 = 6,499,589.21/x
  3. Step 3: Cross multiply
    12,006,214.50x = 16,568,581.13 × 6,499,589.21
  4. Step 4: Simplify right side
    12,006,214.50x = 107,688,971,022,216.75
  5. Step 5: Solve for x
    x = 107,688,971,022,216.75/12,006,214.50
  6. Step 6: Final answer
    x = 8,969,435.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.