Home / 10,374,612.20-15,579,414.30-8,667,002.60

Finding the Fourth Proportional to 10,374,612.20, 15,579,414.30 and 8,667,002.60

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Solution

The fourth proportional to 10,374,612.20, 15,579,414.30 and 8,667,002.60 is: 13,015,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374,612.20 : 15,579,414.30 = 8,667,002.60 : x
  2. Step 2: Convert to fraction form
    10,374,612.20/15,579,414.30 = 8,667,002.60/x
  3. Step 3: Cross multiply
    10,374,612.20x = 15,579,414.30 × 8,667,002.60
  4. Step 4: Simplify right side
    10,374,612.20x = 135,026,824,244,577.19
  5. Step 5: Solve for x
    x = 135,026,824,244,577.19/10,374,612.20
  6. Step 6: Final answer
    x = 13,015,120.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.