Home / 5,715,507.92-7,893,947.06-3,764,109.18

Finding the Fourth Proportional to 5,715,507.92, 7,893,947.06 and 3,764,109.18

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Solution

The fourth proportional to 5,715,507.92, 7,893,947.06 and 3,764,109.18 is: 5,198,781.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715,507.92 : 7,893,947.06 = 3,764,109.18 : x
  2. Step 2: Convert to fraction form
    5,715,507.92/7,893,947.06 = 3,764,109.18/x
  3. Step 3: Cross multiply
    5,715,507.92x = 7,893,947.06 × 3,764,109.18
  4. Step 4: Simplify right side
    5,715,507.92x = 29,713,678,594,980.01
  5. Step 5: Solve for x
    x = 29,713,678,594,980.01/5,715,507.92
  6. Step 6: Final answer
    x = 5,198,781.81

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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.