Home / 11,511,367.60-15,885,270.48-6,354,618.16

Finding the Fourth Proportional to 11,511,367.60, 15,885,270.48 and 6,354,618.16

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Solution

The fourth proportional to 11,511,367.60, 15,885,270.48 and 6,354,618.16 is: 8,769,142.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511,367.60 : 15,885,270.48 = 6,354,618.16 : x
  2. Step 2: Convert to fraction form
    11,511,367.60/15,885,270.48 = 6,354,618.16/x
  3. Step 3: Cross multiply
    11,511,367.60x = 15,885,270.48 × 6,354,618.16
  4. Step 4: Simplify right side
    11,511,367.60x = 100,944,828,268,719.92
  5. Step 5: Solve for x
    x = 100,944,828,268,719.92/11,511,367.60
  6. Step 6: Final answer
    x = 8,769,142.97

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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.