Home / 22,749,272.45-31,394,204.87-12,959,571.54

Finding the Fourth Proportional to 22,749,272.45, 31,394,204.87 and 12,959,571.54

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Solution

The fourth proportional to 22,749,272.45, 31,394,204.87 and 12,959,571.54 is: 17,884,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749,272.45 : 31,394,204.87 = 12,959,571.54 : x
  2. Step 2: Convert to fraction form
    22,749,272.45/31,394,204.87 = 12,959,571.54/x
  3. Step 3: Cross multiply
    22,749,272.45x = 31,394,204.87 × 12,959,571.54
  4. Step 4: Simplify right side
    22,749,272.45x = 406,855,443,889,383.50
  5. Step 5: Solve for x
    x = 406,855,443,889,383.50/22,749,272.45
  6. Step 6: Final answer
    x = 17,884,327.72

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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.