Home / 39,851,716.43-54,993,669.48-22,209,680.22

Finding the Fourth Proportional to 39,851,716.43, 54,993,669.48 and 22,209,680.22

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Solution

The fourth proportional to 39,851,716.43, 54,993,669.48 and 22,209,680.22 is: 30,648,411.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,851,716.43 : 54,993,669.48 = 22,209,680.22 : x
  2. Step 2: Convert to fraction form
    39,851,716.43/54,993,669.48 = 22,209,680.22/x
  3. Step 3: Cross multiply
    39,851,716.43x = 54,993,669.48 × 22,209,680.22
  4. Step 4: Simplify right side
    39,851,716.43x = 1,221,391,813,275,173.50
  5. Step 5: Solve for x
    x = 1,221,391,813,275,173.50/39,851,716.43
  6. Step 6: Final answer
    x = 30,648,411.73

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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.