Home / 19,710,906.66-27,198,359.82-11,007,968.58

Finding the Fourth Proportional to 19,710,906.66, 27,198,359.82 and 11,007,968.58

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Solution

The fourth proportional to 19,710,906.66, 27,198,359.82 and 11,007,968.58 is: 15,189,493.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710,906.66 : 27,198,359.82 = 11,007,968.58 : x
  2. Step 2: Convert to fraction form
    19,710,906.66/27,198,359.82 = 11,007,968.58/x
  3. Step 3: Cross multiply
    19,710,906.66x = 27,198,359.82 × 11,007,968.58
  4. Step 4: Simplify right side
    19,710,906.66x = 299,398,690,326,094.44
  5. Step 5: Solve for x
    x = 299,398,690,326,094.44/19,710,906.66
  6. Step 6: Final answer
    x = 15,189,493.59

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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.