Home / 16,785,052.75-25,177,579.13-5,425,501.38

Finding the Fourth Proportional to 16,785,052.75, 25,177,579.13 and 5,425,501.38

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Solution

The fourth proportional to 16,785,052.75, 25,177,579.13 and 5,425,501.38 is: 8,138,252.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785,052.75 : 25,177,579.13 = 5,425,501.38 : x
  2. Step 2: Convert to fraction form
    16,785,052.75/25,177,579.13 = 5,425,501.38/x
  3. Step 3: Cross multiply
    16,785,052.75x = 25,177,579.13 × 5,425,501.38
  4. Step 4: Simplify right side
    16,785,052.75x = 136,600,990,314,874.19
  5. Step 5: Solve for x
    x = 136,600,990,314,874.19/16,785,052.75
  6. Step 6: Final answer
    x = 8,138,252.07

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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.