Home / 28,182,481.01-38,891,163.80-16,580,790.47

Finding the Fourth Proportional to 28,182,481.01, 38,891,163.80 and 16,580,790.47

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Solution

The fourth proportional to 28,182,481.01, 38,891,163.80 and 16,580,790.47 is: 22,881,102.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,182,481.01 : 38,891,163.80 = 16,580,790.47 : x
  2. Step 2: Convert to fraction form
    28,182,481.01/38,891,163.80 = 16,580,790.47/x
  3. Step 3: Cross multiply
    28,182,481.01x = 38,891,163.80 × 16,580,790.47
  4. Step 4: Simplify right side
    28,182,481.01x = 644,846,237,975,524.25
  5. Step 5: Solve for x
    x = 644,846,237,975,524.25/28,182,481.01
  6. Step 6: Final answer
    x = 22,881,102.54

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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.