Home / 13,856,248.26-19,120,850.01-7,660,936.80

Finding the Fourth Proportional to 13,856,248.26, 19,120,850.01 and 7,660,936.80

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Solution

The fourth proportional to 13,856,248.26, 19,120,850.01 and 7,660,936.80 is: 10,571,665.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,248.26 : 19,120,850.01 = 7,660,936.80 : x
  2. Step 2: Convert to fraction form
    13,856,248.26/19,120,850.01 = 7,660,936.80/x
  3. Step 3: Cross multiply
    13,856,248.26x = 19,120,850.01 × 7,660,936.80
  4. Step 4: Simplify right side
    13,856,248.26x = 146,483,623,488,889.38
  5. Step 5: Solve for x
    x = 146,483,623,488,889.38/13,856,248.26
  6. Step 6: Final answer
    x = 10,571,665.63

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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.