Home / 52,857,032.20-79,261,928.70-20,498,180.20

Finding the Fourth Proportional to 52,857,032.20, 79,261,928.70 and 20,498,180.20

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Solution

The fourth proportional to 52,857,032.20, 79,261,928.70 and 20,498,180.20 is: 30,738,110.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,857,032.20 : 79,261,928.70 = 20,498,180.20 : x
  2. Step 2: Convert to fraction form
    52,857,032.20/79,261,928.70 = 20,498,180.20/x
  3. Step 3: Cross multiply
    52,857,032.20x = 79,261,928.70 × 20,498,180.20
  4. Step 4: Simplify right side
    52,857,032.20x = 1,624,725,297,492,151.75
  5. Step 5: Solve for x
    x = 1,624,725,297,492,151.75/52,857,032.20
  6. Step 6: Final answer
    x = 30,738,110.52

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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.