Home / 22,975,255.20-31,705,852.32-12,661,978.44

Finding the Fourth Proportional to 22,975,255.20, 31,705,852.32 and 12,661,978.44

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Solution

The fourth proportional to 22,975,255.20, 31,705,852.32 and 12,661,978.44 is: 17,473,530.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,975,255.20 : 31,705,852.32 = 12,661,978.44 : x
  2. Step 2: Convert to fraction form
    22,975,255.20/31,705,852.32 = 12,661,978.44/x
  3. Step 3: Cross multiply
    22,975,255.20x = 31,705,852.32 × 12,661,978.44
  4. Step 4: Simplify right side
    22,975,255.20x = 401,458,818,497,663.94
  5. Step 5: Solve for x
    x = 401,458,818,497,663.94/22,975,255.20
  6. Step 6: Final answer
    x = 17,473,530.33

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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.