Home / 55,917,868.56-77,100,630.09-38,285,321.46

Finding the Fourth Proportional to 55,917,868.56, 77,100,630.09 and 38,285,321.46

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Solution

The fourth proportional to 55,917,868.56, 77,100,630.09 and 38,285,321.46 is: 52,788,535.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,917,868.56 : 77,100,630.09 = 38,285,321.46 : x
  2. Step 2: Convert to fraction form
    55,917,868.56/77,100,630.09 = 38,285,321.46/x
  3. Step 3: Cross multiply
    55,917,868.56x = 77,100,630.09 × 38,285,321.46
  4. Step 4: Simplify right side
    55,917,868.56x = 2,951,822,407,764,199
  5. Step 5: Solve for x
    x = 2,951,822,407,764,199/55,917,868.56
  6. Step 6: Final answer
    x = 52,788,535.83

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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.