Home / 16,545,823.20-24,821,067.60-5,185,087.20

Finding the Fourth Proportional to 16,545,823.20, 24,821,067.60 and 5,185,087.20

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Solution

The fourth proportional to 16,545,823.20, 24,821,067.60 and 5,185,087.20 is: 7,778,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,545,823.20 : 24,821,067.60 = 5,185,087.20 : x
  2. Step 2: Convert to fraction form
    16,545,823.20/24,821,067.60 = 5,185,087.20/x
  3. Step 3: Cross multiply
    16,545,823.20x = 24,821,067.60 × 5,185,087.20
  4. Step 4: Simplify right side
    16,545,823.20x = 128,699,399,903,094.73
  5. Step 5: Solve for x
    x = 128,699,399,903,094.73/16,545,823.20
  6. Step 6: Final answer
    x = 7,778,361.85

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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.