Home / 73,014,214.92-100,760,809.78-39,973,912.84

Finding the Fourth Proportional to 73,014,214.92, 100,760,809.78 and 39,973,912.84

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Solution

The fourth proportional to 73,014,214.92, 100,760,809.78 and 39,973,912.84 is: 55,164,652.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,014,214.92 : 100,760,809.78 = 39,973,912.84 : x
  2. Step 2: Convert to fraction form
    73,014,214.92/100,760,809.78 = 39,973,912.84/x
  3. Step 3: Cross multiply
    73,014,214.92x = 100,760,809.78 × 39,973,912.84
  4. Step 4: Simplify right side
    73,014,214.92x = 4,027,803,827,833,540
  5. Step 5: Solve for x
    x = 4,027,803,827,833,540/73,014,214.92
  6. Step 6: Final answer
    x = 55,164,652.97

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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.