Home / 8,289,788.25-12,420,935.46-5,041,500.74

Finding the Fourth Proportional to 8,289,788.25, 12,420,935.46 and 5,041,500.74

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Solution

The fourth proportional to 8,289,788.25, 12,420,935.46 and 5,041,500.74 is: 7,553,890.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289,788.25 : 12,420,935.46 = 5,041,500.74 : x
  2. Step 2: Convert to fraction form
    8,289,788.25/12,420,935.46 = 5,041,500.74/x
  3. Step 3: Cross multiply
    8,289,788.25x = 12,420,935.46 × 5,041,500.74
  4. Step 4: Simplify right side
    8,289,788.25x = 62,620,155,250,977.57
  5. Step 5: Solve for x
    x = 62,620,155,250,977.57/8,289,788.25
  6. Step 6: Final answer
    x = 7,553,890.81

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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.