Home / 13,063,891.20-19,595,836.80-5,972,179.20

Finding the Fourth Proportional to 13,063,891.20, 19,595,836.80 and 5,972,179.20

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Solution

The fourth proportional to 13,063,891.20, 19,595,836.80 and 5,972,179.20 is: 8,958,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063,891.20 : 19,595,836.80 = 5,972,179.20 : x
  2. Step 2: Convert to fraction form
    13,063,891.20/19,595,836.80 = 5,972,179.20/x
  3. Step 3: Cross multiply
    13,063,891.20x = 19,595,836.80 × 5,972,179.20
  4. Step 4: Simplify right side
    13,063,891.20x = 117,029,848,943,554.56
  5. Step 5: Solve for x
    x = 117,029,848,943,554.56/13,063,891.20
  6. Step 6: Final answer
    x = 8,958,268.80

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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.