Home / 11,286,099.71-15,575,778.15-6,392,192.41

Finding the Fourth Proportional to 11,286,099.71, 15,575,778.15 and 6,392,192.41

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Solution

The fourth proportional to 11,286,099.71, 15,575,778.15 and 6,392,192.41 is: 8,821,769.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286,099.71 : 15,575,778.15 = 6,392,192.41 : x
  2. Step 2: Convert to fraction form
    11,286,099.71/15,575,778.15 = 6,392,192.41/x
  3. Step 3: Cross multiply
    11,286,099.71x = 15,575,778.15 × 6,392,192.41
  4. Step 4: Simplify right side
    11,286,099.71x = 99,563,370,792,394.95
  5. Step 5: Solve for x
    x = 99,563,370,792,394.95/11,286,099.71
  6. Step 6: Final answer
    x = 8,821,769.56

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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.