Home / 12,380,482.99-17,085,600.13-6,873,858.12

Finding the Fourth Proportional to 12,380,482.99, 17,085,600.13 and 6,873,858.12

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Solution

The fourth proportional to 12,380,482.99, 17,085,600.13 and 6,873,858.12 is: 9,486,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,380,482.99 : 17,085,600.13 = 6,873,858.12 : x
  2. Step 2: Convert to fraction form
    12,380,482.99/17,085,600.13 = 6,873,858.12/x
  3. Step 3: Cross multiply
    12,380,482.99x = 17,085,600.13 × 6,873,858.12
  4. Step 4: Simplify right side
    12,380,482.99x = 117,443,991,171,488.92
  5. Step 5: Solve for x
    x = 117,443,991,171,488.92/12,380,482.99
  6. Step 6: Final answer
    x = 9,486,220.47

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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.