Home / 22,253,251.40-33,379,877.10-13,643,907.20

Finding the Fourth Proportional to 22,253,251.40, 33,379,877.10 and 13,643,907.20

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Solution

The fourth proportional to 22,253,251.40, 33,379,877.10 and 13,643,907.20 is: 20,465,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,253,251.40 : 33,379,877.10 = 13,643,907.20 : x
  2. Step 2: Convert to fraction form
    22,253,251.40/33,379,877.10 = 13,643,907.20/x
  3. Step 3: Cross multiply
    22,253,251.40x = 33,379,877.10 × 13,643,907.20
  4. Step 4: Simplify right side
    22,253,251.40x = 455,431,945,499,805.12
  5. Step 5: Solve for x
    x = 455,431,945,499,805.12/22,253,251.40
  6. Step 6: Final answer
    x = 20,465,860.80

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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.