Home / 10,335,556.67-15,503,335.07-3,147,090.54

Finding the Fourth Proportional to 10,335,556.67, 15,503,335.07 and 3,147,090.54

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Solution

The fourth proportional to 10,335,556.67, 15,503,335.07 and 3,147,090.54 is: 4,720,635.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,335,556.67 : 15,503,335.07 = 3,147,090.54 : x
  2. Step 2: Convert to fraction form
    10,335,556.67/15,503,335.07 = 3,147,090.54/x
  3. Step 3: Cross multiply
    10,335,556.67x = 15,503,335.07 × 3,147,090.54
  4. Step 4: Simplify right side
    10,335,556.67x = 48,790,399,063,374.27
  5. Step 5: Solve for x
    x = 48,790,399,063,374.27/10,335,556.67
  6. Step 6: Final answer
    x = 4,720,635.82

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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.