Home / 10,078,394.10-13,907,584.62-5,726,876.46

Finding the Fourth Proportional to 10,078,394.10, 13,907,584.62 and 5,726,876.46

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Solution

The fourth proportional to 10,078,394.10, 13,907,584.62 and 5,726,876.46 is: 7,902,749.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078,394.10 : 13,907,584.62 = 5,726,876.46 : x
  2. Step 2: Convert to fraction form
    10,078,394.10/13,907,584.62 = 5,726,876.46/x
  3. Step 3: Cross multiply
    10,078,394.10x = 13,907,584.62 × 5,726,876.46
  4. Step 4: Simplify right side
    10,078,394.10x = 79,647,018,975,736.05
  5. Step 5: Solve for x
    x = 79,647,018,975,736.05/10,078,394.10
  6. Step 6: Final answer
    x = 7,902,749.01

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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.