Home / 6,442,371.09-9,663,054.08-3,744,975.78

Finding the Fourth Proportional to 6,442,371.09, 9,663,054.08 and 3,744,975.78

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Solution

The fourth proportional to 6,442,371.09, 9,663,054.08 and 3,744,975.78 is: 5,617,171.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,371.09 : 9,663,054.08 = 3,744,975.78 : x
  2. Step 2: Convert to fraction form
    6,442,371.09/9,663,054.08 = 3,744,975.78/x
  3. Step 3: Cross multiply
    6,442,371.09x = 9,663,054.08 × 3,744,975.78
  4. Step 4: Simplify right side
    6,442,371.09x = 36,187,903,471,705.30
  5. Step 5: Solve for x
    x = 36,187,903,471,705.30/6,442,371.09
  6. Step 6: Final answer
    x = 5,617,171.53

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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.