Home / 52,104,009.06-71,912,139.66-28,906,609.41

Finding the Fourth Proportional to 52,104,009.06, 71,912,139.66 and 28,906,609.41

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Solution

The fourth proportional to 52,104,009.06, 71,912,139.66 and 28,906,609.41 is: 39,895,896.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,104,009.06 : 71,912,139.66 = 28,906,609.41 : x
  2. Step 2: Convert to fraction form
    52,104,009.06/71,912,139.66 = 28,906,609.41/x
  3. Step 3: Cross multiply
    52,104,009.06x = 71,912,139.66 × 28,906,609.41
  4. Step 4: Simplify right side
    52,104,009.06x = 2,078,736,132,988,990
  5. Step 5: Solve for x
    x = 2,078,736,132,988,990/52,104,009.06
  6. Step 6: Final answer
    x = 39,895,896.12

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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.