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Finding the Fourth Proportional to 52,816,809.80, 73,993,922.20 and 52,816,809.80

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Solution

The fourth proportional to 52,816,809.80, 73,993,922.20 and 52,816,809.80 is: 73,993,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,816,809.80 : 73,993,922.20 = 52,816,809.80 : x
  2. Step 2: Convert to fraction form
    52,816,809.80/73,993,922.20 = 52,816,809.80/x
  3. Step 3: Cross multiply
    52,816,809.80x = 73,993,922.20 × 52,816,809.80
  4. Step 4: Simplify right side
    52,816,809.80x = 3,908,122,915,193,397.50
  5. Step 5: Solve for x
    x = 3,908,122,915,193,397.50/52,816,809.80
  6. Step 6: Final answer
    x = 73,993,922.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.