Home / 12,006,144.36-16,568,475.66-6,499,515.15

Finding the Fourth Proportional to 12,006,144.36, 16,568,475.66 and 6,499,515.15

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Solution

The fourth proportional to 12,006,144.36, 16,568,475.66 and 6,499,515.15 is: 8,969,328.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,144.36 : 16,568,475.66 = 6,499,515.15 : x
  2. Step 2: Convert to fraction form
    12,006,144.36/16,568,475.66 = 6,499,515.15/x
  3. Step 3: Cross multiply
    12,006,144.36x = 16,568,475.66 × 6,499,515.15
  4. Step 4: Simplify right side
    12,006,144.36x = 107,687,058,564,576.25
  5. Step 5: Solve for x
    x = 107,687,058,564,576.25/12,006,144.36
  6. Step 6: Final answer
    x = 8,969,328.98

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1.5x scale

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.