Home / 10,309,513.29-15,464,067.71-4,161,331.41

Finding the Fourth Proportional to 10,309,513.29, 15,464,067.71 and 4,161,331.41

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Solution

The fourth proportional to 10,309,513.29, 15,464,067.71 and 4,161,331.41 is: 6,241,915.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309,513.29 : 15,464,067.71 = 4,161,331.41 : x
  2. Step 2: Convert to fraction form
    10,309,513.29/15,464,067.71 = 4,161,331.41/x
  3. Step 3: Cross multiply
    10,309,513.29x = 15,464,067.71 × 4,161,331.41
  4. Step 4: Simplify right side
    10,309,513.29x = 64,351,110,624,797.85
  5. Step 5: Solve for x
    x = 64,351,110,624,797.85/10,309,513.29
  6. Step 6: Final answer
    x = 6,241,915.49

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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.