Home / 76,752,214.20-115,115,710.68-27,557,883.72

Finding the Fourth Proportional to 76,752,214.20, 115,115,710.68 and 27,557,883.72

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Solution

The fourth proportional to 76,752,214.20, 115,115,710.68 and 27,557,883.72 is: 41,332,297.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,752,214.20 : 115,115,710.68 = 27,557,883.72 : x
  2. Step 2: Convert to fraction form
    76,752,214.20/115,115,710.68 = 27,557,883.72/x
  3. Step 3: Cross multiply
    76,752,214.20x = 115,115,710.68 × 27,557,883.72
  4. Step 4: Simplify right side
    76,752,214.20x = 3,172,345,369,264,602
  5. Step 5: Solve for x
    x = 3,172,345,369,264,602/76,752,214.20
  6. Step 6: Final answer
    x = 41,332,297.74

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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.