Home / 15,962,824.11-22,028,696.42-8,620,656.54

Finding the Fourth Proportional to 15,962,824.11, 22,028,696.42 and 8,620,656.54

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Solution

The fourth proportional to 15,962,824.11, 22,028,696.42 and 8,620,656.54 is: 11,896,505.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962,824.11 : 22,028,696.42 = 8,620,656.54 : x
  2. Step 2: Convert to fraction form
    15,962,824.11/22,028,696.42 = 8,620,656.54/x
  3. Step 3: Cross multiply
    15,962,824.11x = 22,028,696.42 × 8,620,656.54
  4. Step 4: Simplify right side
    15,962,824.11x = 189,901,825,860,747.59
  5. Step 5: Solve for x
    x = 189,901,825,860,747.59/15,962,824.11
  6. Step 6: Final answer
    x = 11,896,505.57

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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.