Home / 39,776,121.36-59,673,158.82-12,112,513.56

Finding the Fourth Proportional to 39,776,121.36, 59,673,158.82 and 12,112,513.56

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Solution

The fourth proportional to 39,776,121.36, 59,673,158.82 and 12,112,513.56 is: 18,171,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,776,121.36 : 59,673,158.82 = 12,112,513.56 : x
  2. Step 2: Convert to fraction form
    39,776,121.36/59,673,158.82 = 12,112,513.56/x
  3. Step 3: Cross multiply
    39,776,121.36x = 59,673,158.82 × 12,112,513.56
  4. Step 4: Simplify right side
    39,776,121.36x = 722,791,945,375,283.62
  5. Step 5: Solve for x
    x = 722,791,945,375,283.62/39,776,121.36
  6. Step 6: Final answer
    x = 18,171,503.92

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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.