Home / 39,917,241.70-55,085,683.71-22,275,955.72

Finding the Fourth Proportional to 39,917,241.70, 55,085,683.71 and 22,275,955.72

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Solution

The fourth proportional to 39,917,241.70, 55,085,683.71 and 22,275,955.72 is: 30,740,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917,241.70 : 55,085,683.71 = 22,275,955.72 : x
  2. Step 2: Convert to fraction form
    39,917,241.70/55,085,683.71 = 22,275,955.72/x
  3. Step 3: Cross multiply
    39,917,241.70x = 55,085,683.71 × 22,275,955.72
  4. Step 4: Simplify right side
    39,917,241.70x = 1,227,086,251,129,885.25
  5. Step 5: Solve for x
    x = 1,227,086,251,129,885.25/39,917,241.70
  6. Step 6: Final answer
    x = 30,740,757.60

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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.