Home / 8,311,046.78-11,470,302.55-4,825,691.70

Finding the Fourth Proportional to 8,311,046.78, 11,470,302.55 and 4,825,691.70

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Solution

The fourth proportional to 8,311,046.78, 11,470,302.55 and 4,825,691.70 is: 6,660,068.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,046.78 : 11,470,302.55 = 4,825,691.70 : x
  2. Step 2: Convert to fraction form
    8,311,046.78/11,470,302.55 = 4,825,691.70/x
  3. Step 3: Cross multiply
    8,311,046.78x = 11,470,302.55 × 4,825,691.70
  4. Step 4: Simplify right side
    8,311,046.78x = 55,352,143,812,023.84
  5. Step 5: Solve for x
    x = 55,352,143,812,023.84/8,311,046.78
  6. Step 6: Final answer
    x = 6,660,068.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.