Home / 18,351,036.90-27,488,712.15-10,754,979.30

Finding the Fourth Proportional to 18,351,036.90, 27,488,712.15 and 10,754,979.30

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Solution

The fourth proportional to 18,351,036.90, 27,488,712.15 and 10,754,979.30 is: 16,110,290.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,351,036.90 : 27,488,712.15 = 10,754,979.30 : x
  2. Step 2: Convert to fraction form
    18,351,036.90/27,488,712.15 = 10,754,979.30/x
  3. Step 3: Cross multiply
    18,351,036.90x = 27,488,712.15 × 10,754,979.30
  4. Step 4: Simplify right side
    18,351,036.90x = 295,640,530,156,908.50
  5. Step 5: Solve for x
    x = 295,640,530,156,908.50/18,351,036.90
  6. Step 6: Final answer
    x = 16,110,290.21

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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.