Home / 54,233,972.78-81,351,621.34-15,896,262.51

Finding the Fourth Proportional to 54,233,972.78, 81,351,621.34 and 15,896,262.51

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Solution

The fourth proportional to 54,233,972.78, 81,351,621.34 and 15,896,262.51 is: 23,844,587.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,233,972.78 : 81,351,621.34 = 15,896,262.51 : x
  2. Step 2: Convert to fraction form
    54,233,972.78/81,351,621.34 = 15,896,262.51/x
  3. Step 3: Cross multiply
    54,233,972.78x = 81,351,621.34 × 15,896,262.51
  4. Step 4: Simplify right side
    54,233,972.78x = 1,293,186,728,434,758
  5. Step 5: Solve for x
    x = 1,293,186,728,434,758/54,233,972.78
  6. Step 6: Final answer
    x = 23,844,587.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.