Home / 9,072,318.60-13,599,620.55-8,115,724.80

Finding the Fourth Proportional to 9,072,318.60, 13,599,620.55 and 8,115,724.80

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Solution

The fourth proportional to 9,072,318.60, 13,599,620.55 and 8,115,724.80 is: 12,165,663.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,318.60 : 13,599,620.55 = 8,115,724.80 : x
  2. Step 2: Convert to fraction form
    9,072,318.60/13,599,620.55 = 8,115,724.80/x
  3. Step 3: Cross multiply
    9,072,318.60x = 13,599,620.55 × 8,115,724.80
  4. Step 4: Simplify right side
    9,072,318.60x = 110,370,777,768,224.64
  5. Step 5: Solve for x
    x = 110,370,777,768,224.64/9,072,318.60
  6. Step 6: Final answer
    x = 12,165,663.78

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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.