Home / 72,893,976.75-100,595,787.44-40,301,028.27

Finding the Fourth Proportional to 72,893,976.75, 100,595,787.44 and 40,301,028.27

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Solution

The fourth proportional to 72,893,976.75, 100,595,787.44 and 40,301,028.27 is: 55,616,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,893,976.75 : 100,595,787.44 = 40,301,028.27 : x
  2. Step 2: Convert to fraction form
    72,893,976.75/100,595,787.44 = 40,301,028.27/x
  3. Step 3: Cross multiply
    72,893,976.75x = 100,595,787.44 × 40,301,028.27
  4. Step 4: Simplify right side
    72,893,976.75x = 4,054,113,673,462,351
  5. Step 5: Solve for x
    x = 4,054,113,673,462,351/72,893,976.75
  6. Step 6: Final answer
    x = 55,616,579.78

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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.