Home / 7,805,621.92-11,691,381.02-3,242,836.58

Finding the Fourth Proportional to 7,805,621.92, 11,691,381.02 and 3,242,836.58

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Solution

The fourth proportional to 7,805,621.92, 11,691,381.02 and 3,242,836.58 is: 4,857,170.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,805,621.92 : 11,691,381.02 = 3,242,836.58 : x
  2. Step 2: Convert to fraction form
    7,805,621.92/11,691,381.02 = 3,242,836.58/x
  3. Step 3: Cross multiply
    7,805,621.92x = 11,691,381.02 × 3,242,836.58
  4. Step 4: Simplify right side
    7,805,621.92x = 37,913,238,042,373.71
  5. Step 5: Solve for x
    x = 37,913,238,042,373.71/7,805,621.92
  6. Step 6: Final answer
    x = 4,857,170.69

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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.