Home / 27,456,665.36-37,890,202.88-15,233,493.20

Finding the Fourth Proportional to 27,456,665.36, 37,890,202.88 and 15,233,493.20

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Solution

The fourth proportional to 27,456,665.36, 37,890,202.88 and 15,233,493.20 is: 21,022,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456,665.36 : 37,890,202.88 = 15,233,493.20 : x
  2. Step 2: Convert to fraction form
    27,456,665.36/37,890,202.88 = 15,233,493.20/x
  3. Step 3: Cross multiply
    27,456,665.36x = 37,890,202.88 × 15,233,493.20
  4. Step 4: Simplify right side
    27,456,665.36x = 577,200,147,919,100.38
  5. Step 5: Solve for x
    x = 577,200,147,919,100.38/27,456,665.36
  6. Step 6: Final answer
    x = 21,022,223.21

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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.