Home / 6,767,142.98-9,339,247.86-3,711,947.72

Finding the Fourth Proportional to 6,767,142.98, 9,339,247.86 and 3,711,947.72

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Solution

The fourth proportional to 6,767,142.98, 9,339,247.86 and 3,711,947.72 is: 5,122,811.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767,142.98 : 9,339,247.86 = 3,711,947.72 : x
  2. Step 2: Convert to fraction form
    6,767,142.98/9,339,247.86 = 3,711,947.72/x
  3. Step 3: Cross multiply
    6,767,142.98x = 9,339,247.86 × 3,711,947.72
  4. Step 4: Simplify right side
    6,767,142.98x = 34,666,799,739,825.83
  5. Step 5: Solve for x
    x = 34,666,799,739,825.83/6,767,142.98
  6. Step 6: Final answer
    x = 5,122,811.78

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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.