Home / 39,988,135.80-59,982,203.70-36,870,348.60

Finding the Fourth Proportional to 39,988,135.80, 59,982,203.70 and 36,870,348.60

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Solution

The fourth proportional to 39,988,135.80, 59,982,203.70 and 36,870,348.60 is: 55,305,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,988,135.80 : 59,982,203.70 = 36,870,348.60 : x
  2. Step 2: Convert to fraction form
    39,988,135.80/59,982,203.70 = 36,870,348.60/x
  3. Step 3: Cross multiply
    39,988,135.80x = 59,982,203.70 × 36,870,348.60
  4. Step 4: Simplify right side
    39,988,135.80x = 2,211,564,760,215,210
  5. Step 5: Solve for x
    x = 2,211,564,760,215,210/39,988,135.80
  6. Step 6: Final answer
    x = 55,305,522.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.