Home / 11,486,979.60-15,852,034.76-6,259,989.32

Finding the Fourth Proportional to 11,486,979.60, 15,852,034.76 and 6,259,989.32

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Solution

The fourth proportional to 11,486,979.60, 15,852,034.76 and 6,259,989.32 is: 8,638,786.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486,979.60 : 15,852,034.76 = 6,259,989.32 : x
  2. Step 2: Convert to fraction form
    11,486,979.60/15,852,034.76 = 6,259,989.32/x
  3. Step 3: Cross multiply
    11,486,979.60x = 15,852,034.76 × 6,259,989.32
  4. Step 4: Simplify right side
    11,486,979.60x = 99,233,568,187,308.66
  5. Step 5: Solve for x
    x = 99,233,568,187,308.66/11,486,979.60
  6. Step 6: Final answer
    x = 8,638,786.84

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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.