Home / 5,109,815.64-7,661,636.20-2,036,279.18

Finding the Fourth Proportional to 5,109,815.64, 7,661,636.20 and 2,036,279.18

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Solution

The fourth proportional to 5,109,815.64, 7,661,636.20 and 2,036,279.18 is: 3,053,188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,815.64 : 7,661,636.20 = 2,036,279.18 : x
  2. Step 2: Convert to fraction form
    5,109,815.64/7,661,636.20 = 2,036,279.18/x
  3. Step 3: Cross multiply
    5,109,815.64x = 7,661,636.20 × 2,036,279.18
  4. Step 4: Simplify right side
    5,109,815.64x = 15,601,230,300,493.76
  5. Step 5: Solve for x
    x = 15,601,230,300,493.76/5,109,815.64
  6. Step 6: Final answer
    x = 3,053,188.49

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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.