Home / 20,148,787.26-27,805,977.27-11,446,801.74

Finding the Fourth Proportional to 20,148,787.26, 27,805,977.27 and 11,446,801.74

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Solution

The fourth proportional to 20,148,787.26, 27,805,977.27 and 11,446,801.74 is: 15,796,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,148,787.26 : 27,805,977.27 = 11,446,801.74 : x
  2. Step 2: Convert to fraction form
    20,148,787.26/27,805,977.27 = 11,446,801.74/x
  3. Step 3: Cross multiply
    20,148,787.26x = 27,805,977.27 × 11,446,801.74
  4. Step 4: Simplify right side
    20,148,787.26x = 318,289,508,996,636.44
  5. Step 5: Solve for x
    x = 318,289,508,996,636.44/20,148,787.26
  6. Step 6: Final answer
    x = 15,796,956.16

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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.