Home / 11,300,306.90-15,597,742.31-7,380,662.24

Finding the Fourth Proportional to 11,300,306.90, 15,597,742.31 and 7,380,662.24

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Solution

The fourth proportional to 11,300,306.90, 15,597,742.31 and 7,380,662.24 is: 10,187,481.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,300,306.90 : 15,597,742.31 = 7,380,662.24 : x
  2. Step 2: Convert to fraction form
    11,300,306.90/15,597,742.31 = 7,380,662.24/x
  3. Step 3: Cross multiply
    11,300,306.90x = 15,597,742.31 × 7,380,662.24
  4. Step 4: Simplify right side
    11,300,306.90x = 115,121,667,628,314.02
  5. Step 5: Solve for x
    x = 115,121,667,628,314.02/11,300,306.90
  6. Step 6: Final answer
    x = 10,187,481.51

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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.