Home / 73,003,982.74-100,638,163.47-55,569,962.32

Finding the Fourth Proportional to 73,003,982.74, 100,638,163.47 and 55,569,962.32

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Solution

The fourth proportional to 73,003,982.74, 100,638,163.47 and 55,569,962.32 is: 76,604,847.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,003,982.74 : 100,638,163.47 = 55,569,962.32 : x
  2. Step 2: Convert to fraction form
    73,003,982.74/100,638,163.47 = 55,569,962.32/x
  3. Step 3: Cross multiply
    73,003,982.74x = 100,638,163.47 × 55,569,962.32
  4. Step 4: Simplify right side
    73,003,982.74x = 5,592,458,951,981,900
  5. Step 5: Solve for x
    x = 5,592,458,951,981,900/73,003,982.74
  6. Step 6: Final answer
    x = 76,604,847.33

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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.