Home / 11,115,405.59-15,338,929.64-6,154,067.61

Finding the Fourth Proportional to 11,115,405.59, 15,338,929.64 and 6,154,067.61

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Solution

The fourth proportional to 11,115,405.59, 15,338,929.64 and 6,154,067.61 is: 8,492,430.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115,405.59 : 15,338,929.64 = 6,154,067.61 : x
  2. Step 2: Convert to fraction form
    11,115,405.59/15,338,929.64 = 6,154,067.61/x
  3. Step 3: Cross multiply
    11,115,405.59x = 15,338,929.64 × 6,154,067.61
  4. Step 4: Simplify right side
    11,115,405.59x = 94,396,810,069,592.97
  5. Step 5: Solve for x
    x = 94,396,810,069,592.97/11,115,405.59
  6. Step 6: Final answer
    x = 8,492,430.56

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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.