Home / 55,043,338.20-82,565,007.30-16,704,790.80

Finding the Fourth Proportional to 55,043,338.20, 82,565,007.30 and 16,704,790.80

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Solution

The fourth proportional to 55,043,338.20, 82,565,007.30 and 16,704,790.80 is: 25,057,186.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,043,338.20 : 82,565,007.30 = 16,704,790.80 : x
  2. Step 2: Convert to fraction form
    55,043,338.20/82,565,007.30 = 16,704,790.80/x
  3. Step 3: Cross multiply
    55,043,338.20x = 82,565,007.30 × 16,704,790.80
  4. Step 4: Simplify right side
    55,043,338.20x = 1,379,231,174,346,972.75
  5. Step 5: Solve for x
    x = 1,379,231,174,346,972.75/55,043,338.20
  6. Step 6: Final answer
    x = 25,057,186.20

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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.