Home / 15,775,847.72-23,666,388.94-5,538,053.56

Finding the Fourth Proportional to 15,775,847.72, 23,666,388.94 and 5,538,053.56

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Solution

The fourth proportional to 15,775,847.72, 23,666,388.94 and 5,538,053.56 is: 8,307,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775,847.72 : 23,666,388.94 = 5,538,053.56 : x
  2. Step 2: Convert to fraction form
    15,775,847.72/23,666,388.94 = 5,538,053.56/x
  3. Step 3: Cross multiply
    15,775,847.72x = 23,666,388.94 × 5,538,053.56
  4. Step 4: Simplify right side
    15,775,847.72x = 131,065,729,521,511.62
  5. Step 5: Solve for x
    x = 131,065,729,521,511.62/15,775,847.72
  6. Step 6: Final answer
    x = 8,307,999.15

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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.