Home / 15,056,654.76-20,778,372.74-8,181,251.64

Finding the Fourth Proportional to 15,056,654.76, 20,778,372.74 and 8,181,251.64

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Solution

The fourth proportional to 15,056,654.76, 20,778,372.74 and 8,181,251.64 is: 11,290,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,056,654.76 : 20,778,372.74 = 8,181,251.64 : x
  2. Step 2: Convert to fraction form
    15,056,654.76/20,778,372.74 = 8,181,251.64/x
  3. Step 3: Cross multiply
    15,056,654.76x = 20,778,372.74 × 8,181,251.64
  4. Step 4: Simplify right side
    15,056,654.76x = 169,993,096,055,656.28
  5. Step 5: Solve for x
    x = 169,993,096,055,656.28/15,056,654.76
  6. Step 6: Final answer
    x = 11,290,230.05

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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.