Home / 10,987,546.80-16,482,875.40-3,413,722.80

Finding the Fourth Proportional to 10,987,546.80, 16,482,875.40 and 3,413,722.80

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Solution

The fourth proportional to 10,987,546.80, 16,482,875.40 and 3,413,722.80 is: 5,121,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,546.80 : 16,482,875.40 = 3,413,722.80 : x
  2. Step 2: Convert to fraction form
    10,987,546.80/16,482,875.40 = 3,413,722.80/x
  3. Step 3: Cross multiply
    10,987,546.80x = 16,482,875.40 × 3,413,722.80
  4. Step 4: Simplify right side
    10,987,546.80x = 56,267,967,562,539.12
  5. Step 5: Solve for x
    x = 56,267,967,562,539.12/10,987,546.80
  6. Step 6: Final answer
    x = 5,121,067.39

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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.