Home / 10,125,765.44-13,973,556.31-5,542,086.82

Finding the Fourth Proportional to 10,125,765.44, 13,973,556.31 and 5,542,086.82

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Solution

The fourth proportional to 10,125,765.44, 13,973,556.31 and 5,542,086.82 is: 7,648,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125,765.44 : 13,973,556.31 = 5,542,086.82 : x
  2. Step 2: Convert to fraction form
    10,125,765.44/13,973,556.31 = 5,542,086.82/x
  3. Step 3: Cross multiply
    10,125,765.44x = 13,973,556.31 × 5,542,086.82
  4. Step 4: Simplify right side
    10,125,765.44x = 77,442,662,156,600.62
  5. Step 5: Solve for x
    x = 77,442,662,156,600.62/10,125,765.44
  6. Step 6: Final answer
    x = 7,648,079.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.