Home / 8,039,589.60-12,056,792.80-2,646,956.09

Finding the Fourth Proportional to 8,039,589.60, 12,056,792.80 and 2,646,956.09

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Solution

The fourth proportional to 8,039,589.60, 12,056,792.80 and 2,646,956.09 is: 3,969,580.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039,589.60 : 12,056,792.80 = 2,646,956.09 : x
  2. Step 2: Convert to fraction form
    8,039,589.60/12,056,792.80 = 2,646,956.09/x
  3. Step 3: Cross multiply
    8,039,589.60x = 12,056,792.80 × 2,646,956.09
  4. Step 4: Simplify right side
    8,039,589.60x = 31,913,801,127,828.15
  5. Step 5: Solve for x
    x = 31,913,801,127,828.15/8,039,589.60
  6. Step 6: Final answer
    x = 3,969,580.88

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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.