Home / 15,788,639.85-23,682,945.92-5,942,542.79

Finding the Fourth Proportional to 15,788,639.85, 23,682,945.92 and 5,942,542.79

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Solution

The fourth proportional to 15,788,639.85, 23,682,945.92 and 5,942,542.79 is: 8,913,808.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,788,639.85 : 23,682,945.92 = 5,942,542.79 : x
  2. Step 2: Convert to fraction form
    15,788,639.85/23,682,945.92 = 5,942,542.79/x
  3. Step 3: Cross multiply
    15,788,639.85x = 23,682,945.92 × 5,942,542.79
  4. Step 4: Simplify right side
    15,788,639.85x = 140,736,919,522,855.92
  5. Step 5: Solve for x
    x = 140,736,919,522,855.92/15,788,639.85
  6. Step 6: Final answer
    x = 8,913,808.97

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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.