Home / 12,330,661.91-18,500,100.53-4,134,115.19

Finding the Fourth Proportional to 12,330,661.91, 18,500,100.53 and 4,134,115.19

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Solution

The fourth proportional to 12,330,661.91, 18,500,100.53 and 4,134,115.19 is: 6,202,549.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330,661.91 : 18,500,100.53 = 4,134,115.19 : x
  2. Step 2: Convert to fraction form
    12,330,661.91/18,500,100.53 = 4,134,115.19/x
  3. Step 3: Cross multiply
    12,330,661.91x = 18,500,100.53 × 4,134,115.19
  4. Step 4: Simplify right side
    12,330,661.91x = 76,481,546,550,741.80
  5. Step 5: Solve for x
    x = 76,481,546,550,741.80/12,330,661.91
  6. Step 6: Final answer
    x = 6,202,549.96

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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.