Home / 9,620,255.56-13,275,788.55-5,209,945.44

Finding the Fourth Proportional to 9,620,255.56, 13,275,788.55 and 5,209,945.44

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Solution

The fourth proportional to 9,620,255.56, 13,275,788.55 and 5,209,945.44 is: 7,189,635.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620,255.56 : 13,275,788.55 = 5,209,945.44 : x
  2. Step 2: Convert to fraction form
    9,620,255.56/13,275,788.55 = 5,209,945.44/x
  3. Step 3: Cross multiply
    9,620,255.56x = 13,275,788.55 × 5,209,945.44
  4. Step 4: Simplify right side
    9,620,255.56x = 69,166,134,001,143.74
  5. Step 5: Solve for x
    x = 69,166,134,001,143.74/9,620,255.56
  6. Step 6: Final answer
    x = 7,189,635.82

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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.