Home / 6,743,513.12-9,306,769.28-4,131,750.48

Finding the Fourth Proportional to 6,743,513.12, 9,306,769.28 and 4,131,750.48

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Solution

The fourth proportional to 6,743,513.12, 9,306,769.28 and 4,131,750.48 is: 5,702,257.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743,513.12 : 9,306,769.28 = 4,131,750.48 : x
  2. Step 2: Convert to fraction form
    6,743,513.12/9,306,769.28 = 4,131,750.48/x
  3. Step 3: Cross multiply
    6,743,513.12x = 9,306,769.28 × 4,131,750.48
  4. Step 4: Simplify right side
    6,743,513.12x = 38,453,248,439,889.25
  5. Step 5: Solve for x
    x = 38,453,248,439,889.25/6,743,513.12
  6. Step 6: Final answer
    x = 5,702,257.53

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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.