Home / 8,182,007.83-12,273,011.38-7,772,874.80

Finding the Fourth Proportional to 8,182,007.83, 12,273,011.38 and 7,772,874.80

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Solution

The fourth proportional to 8,182,007.83, 12,273,011.38 and 7,772,874.80 is: 11,659,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182,007.83 : 12,273,011.38 = 7,772,874.80 : x
  2. Step 2: Convert to fraction form
    8,182,007.83/12,273,011.38 = 7,772,874.80/x
  3. Step 3: Cross multiply
    8,182,007.83x = 12,273,011.38 × 7,772,874.80
  4. Step 4: Simplify right side
    8,182,007.83x = 95,396,580,875,715.23
  5. Step 5: Solve for x
    x = 95,396,580,875,715.23/8,182,007.83
  6. Step 6: Final answer
    x = 11,659,311.85

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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.