Home / 6,443,259.20-9,667,653.60-3,291,387.20

Finding the Fourth Proportional to 6,443,259.20, 9,667,653.60 and 3,291,387.20

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Solution

The fourth proportional to 6,443,259.20, 9,667,653.60 and 3,291,387.20 is: 4,938,493.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,259.20 : 9,667,653.60 = 3,291,387.20 : x
  2. Step 2: Convert to fraction form
    6,443,259.20/9,667,653.60 = 3,291,387.20/x
  3. Step 3: Cross multiply
    6,443,259.20x = 9,667,653.60 × 3,291,387.20
  4. Step 4: Simplify right side
    6,443,259.20x = 31,819,991,313,073.92
  5. Step 5: Solve for x
    x = 31,819,991,313,073.92/6,443,259.20
  6. Step 6: Final answer
    x = 4,938,493.13

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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.