Home / 37,665,257.96-51,976,285.46-20,921,083.56

Finding the Fourth Proportional to 37,665,257.96, 51,976,285.46 and 20,921,083.56

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Solution

The fourth proportional to 37,665,257.96, 51,976,285.46 and 20,921,083.56 is: 28,870,111.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,665,257.96 : 51,976,285.46 = 20,921,083.56 : x
  2. Step 2: Convert to fraction form
    37,665,257.96/51,976,285.46 = 20,921,083.56/x
  3. Step 3: Cross multiply
    37,665,257.96x = 51,976,285.46 × 20,921,083.56
  4. Step 4: Simplify right side
    37,665,257.96x = 1,087,400,211,247,073
  5. Step 5: Solve for x
    x = 1,087,400,211,247,073/37,665,257.96
  6. Step 6: Final answer
    x = 28,870,111.88

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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.