Home / 8,422,648.36-11,623,262.57-4,555,169.56

Finding the Fourth Proportional to 8,422,648.36, 11,623,262.57 and 4,555,169.56

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Solution

The fourth proportional to 8,422,648.36, 11,623,262.57 and 4,555,169.56 is: 6,286,138.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,648.36 : 11,623,262.57 = 4,555,169.56 : x
  2. Step 2: Convert to fraction form
    8,422,648.36/11,623,262.57 = 4,555,169.56/x
  3. Step 3: Cross multiply
    8,422,648.36x = 11,623,262.57 × 4,555,169.56
  4. Step 4: Simplify right side
    8,422,648.36x = 52,945,931,855,586.48
  5. Step 5: Solve for x
    x = 52,945,931,855,586.48/8,422,648.36
  6. Step 6: Final answer
    x = 6,286,138.23

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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.