Home / 52,476,381.38-72,413,907.10-30,150,085.70

Finding the Fourth Proportional to 52,476,381.38, 72,413,907.10 and 30,150,085.70

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Solution

The fourth proportional to 52,476,381.38, 72,413,907.10 and 30,150,085.70 is: 41,605,107.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,476,381.38 : 72,413,907.10 = 30,150,085.70 : x
  2. Step 2: Convert to fraction form
    52,476,381.38/72,413,907.10 = 30,150,085.70/x
  3. Step 3: Cross multiply
    52,476,381.38x = 72,413,907.10 × 30,150,085.70
  4. Step 4: Simplify right side
    52,476,381.38x = 2,183,285,504,499,393.75
  5. Step 5: Solve for x
    x = 2,183,285,504,499,393.75/52,476,381.38
  6. Step 6: Final answer
    x = 41,605,107.81

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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.