Home / 20,123,948.52-27,771,732.32-11,304,957.32

Finding the Fourth Proportional to 20,123,948.52, 27,771,732.32 and 11,304,957.32

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Solution

The fourth proportional to 20,123,948.52, 27,771,732.32 and 11,304,957.32 is: 15,601,224.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,123,948.52 : 27,771,732.32 = 11,304,957.32 : x
  2. Step 2: Convert to fraction form
    20,123,948.52/27,771,732.32 = 11,304,957.32/x
  3. Step 3: Cross multiply
    20,123,948.52x = 27,771,732.32 × 11,304,957.32
  4. Step 4: Simplify right side
    20,123,948.52x = 313,958,248,580,064.62
  5. Step 5: Solve for x
    x = 313,958,248,580,064.62/20,123,948.52
  6. Step 6: Final answer
    x = 15,601,224.99

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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.