Home / 55,103,728.96-82,667,551.17-16,764,246.64

Finding the Fourth Proportional to 55,103,728.96, 82,667,551.17 and 16,764,246.64

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Solution

The fourth proportional to 55,103,728.96, 82,667,551.17 and 16,764,246.64 is: 25,150,007.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,103,728.96 : 82,667,551.17 = 16,764,246.64 : x
  2. Step 2: Convert to fraction form
    55,103,728.96/82,667,551.17 = 16,764,246.64/x
  3. Step 3: Cross multiply
    55,103,728.96x = 82,667,551.17 × 16,764,246.64
  4. Step 4: Simplify right side
    55,103,728.96x = 1,385,859,216,938,700.75
  5. Step 5: Solve for x
    x = 1,385,859,216,938,700.75/55,103,728.96
  6. Step 6: Final answer
    x = 25,150,007.87

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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.