Home / 52,131,180.18-71,941,524.66-28,928,466.12

Finding the Fourth Proportional to 52,131,180.18, 71,941,524.66 and 28,928,466.12

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Solution

The fourth proportional to 52,131,180.18, 71,941,524.66 and 28,928,466.12 is: 39,921,558.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,131,180.18 : 71,941,524.66 = 28,928,466.12 : x
  2. Step 2: Convert to fraction form
    52,131,180.18/71,941,524.66 = 28,928,466.12/x
  3. Step 3: Cross multiply
    52,131,180.18x = 71,941,524.66 × 28,928,466.12
  4. Step 4: Simplify right side
    52,131,180.18x = 2,081,157,958,747,954.50
  5. Step 5: Solve for x
    x = 2,081,157,958,747,954.50/52,131,180.18
  6. Step 6: Final answer
    x = 39,921,558.49

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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.