Home / 12,253,114.35-18,368,253.77-4,160,556.54

Finding the Fourth Proportional to 12,253,114.35, 18,368,253.77 and 4,160,556.54

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Solution

The fourth proportional to 12,253,114.35, 18,368,253.77 and 4,160,556.54 is: 6,236,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,253,114.35 : 18,368,253.77 = 4,160,556.54 : x
  2. Step 2: Convert to fraction form
    12,253,114.35/18,368,253.77 = 4,160,556.54/x
  3. Step 3: Cross multiply
    12,253,114.35x = 18,368,253.77 × 4,160,556.54
  4. Step 4: Simplify right side
    12,253,114.35x = 76,422,158,330,350.38
  5. Step 5: Solve for x
    x = 76,422,158,330,350.38/12,253,114.35
  6. Step 6: Final answer
    x = 6,236,957.90

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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.