Home / 16,786,252.40-25,179,378.60-5,427,849.20

Finding the Fourth Proportional to 16,786,252.40, 25,179,378.60 and 5,427,849.20

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Solution

The fourth proportional to 16,786,252.40, 25,179,378.60 and 5,427,849.20 is: 8,141,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786,252.40 : 25,179,378.60 = 5,427,849.20 : x
  2. Step 2: Convert to fraction form
    16,786,252.40/25,179,378.60 = 5,427,849.20/x
  3. Step 3: Cross multiply
    16,786,252.40x = 25,179,378.60 × 5,427,849.20
  4. Step 4: Simplify right side
    16,786,252.40x = 136,669,869,990,507.12
  5. Step 5: Solve for x
    x = 136,669,869,990,507.12/16,786,252.40
  6. Step 6: Final answer
    x = 8,141,773.80

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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.