Home / 38,444,936.80-57,667,405.20-15,718,280.80

Finding the Fourth Proportional to 38,444,936.80, 57,667,405.20 and 15,718,280.80

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Solution

The fourth proportional to 38,444,936.80, 57,667,405.20 and 15,718,280.80 is: 23,577,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,444,936.80 : 57,667,405.20 = 15,718,280.80 : x
  2. Step 2: Convert to fraction form
    38,444,936.80/57,667,405.20 = 15,718,280.80/x
  3. Step 3: Cross multiply
    38,444,936.80x = 57,667,405.20 × 15,718,280.80
  4. Step 4: Simplify right side
    38,444,936.80x = 906,432,467,940,980.25
  5. Step 5: Solve for x
    x = 906,432,467,940,980.25/38,444,936.80
  6. Step 6: Final answer
    x = 23,577,421.20

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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.