Home / 10,090,112-15,122,571.36-5,042,865.92

Finding the Fourth Proportional to 10,090,112, 15,122,571.36 and 5,042,865.92

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Solution

The fourth proportional to 10,090,112, 15,122,571.36 and 5,042,865.92 is: 7,558,003.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090,112 : 15,122,571.36 = 5,042,865.92 : x
  2. Step 2: Convert to fraction form
    10,090,112/15,122,571.36 = 5,042,865.92/x
  3. Step 3: Cross multiply
    10,090,112x = 15,122,571.36 × 5,042,865.92
  4. Step 4: Simplify right side
    10,090,112x = 76,261,099,734,112.05
  5. Step 5: Solve for x
    x = 76,261,099,734,112.05/10,090,112
  6. Step 6: Final answer
    x = 7,558,003.29

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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.