Home / 10,795,721.12-16,196,420.68-3,879,899

Finding the Fourth Proportional to 10,795,721.12, 16,196,420.68 and 3,879,899

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Solution

The fourth proportional to 10,795,721.12, 16,196,420.68 and 3,879,899 is: 5,820,868.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,795,721.12 : 16,196,420.68 = 3,879,899 : x
  2. Step 2: Convert to fraction form
    10,795,721.12/16,196,420.68 = 3,879,899/x
  3. Step 3: Cross multiply
    10,795,721.12x = 16,196,420.68 × 3,879,899
  4. Step 4: Simplify right side
    10,795,721.12x = 62,840,476,399,911.32
  5. Step 5: Solve for x
    x = 62,840,476,399,911.32/10,795,721.12
  6. Step 6: Final answer
    x = 5,820,868.81

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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.