Home / 8,007,867.78-11,051,957.03-4,909,843.23

Finding the Fourth Proportional to 8,007,867.78, 11,051,957.03 and 4,909,843.23

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Solution

The fourth proportional to 8,007,867.78, 11,051,957.03 and 4,909,843.23 is: 6,776,257.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007,867.78 : 11,051,957.03 = 4,909,843.23 : x
  2. Step 2: Convert to fraction form
    8,007,867.78/11,051,957.03 = 4,909,843.23/x
  3. Step 3: Cross multiply
    8,007,867.78x = 11,051,957.03 × 4,909,843.23
  4. Step 4: Simplify right side
    8,007,867.78x = 54,263,376,377,447.20
  5. Step 5: Solve for x
    x = 54,263,376,377,447.20/8,007,867.78
  6. Step 6: Final answer
    x = 6,776,257.78

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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.