Home / 72,893,957.75-100,595,761.22-40,301,009.27

Finding the Fourth Proportional to 72,893,957.75, 100,595,761.22 and 40,301,009.27

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Solution

The fourth proportional to 72,893,957.75, 100,595,761.22 and 40,301,009.27 is: 55,616,553.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,893,957.75 : 100,595,761.22 = 40,301,009.27 : x
  2. Step 2: Convert to fraction form
    72,893,957.75/100,595,761.22 = 40,301,009.27/x
  3. Step 3: Cross multiply
    72,893,957.75x = 100,595,761.22 × 40,301,009.27
  4. Step 4: Simplify right side
    72,893,957.75x = 4,054,110,705,449,927
  5. Step 5: Solve for x
    x = 4,054,110,705,449,927/72,893,957.75
  6. Step 6: Final answer
    x = 55,616,553.56

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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.