Home / 18,377,826.30-27,566,739.45-12,213,110.70

Finding the Fourth Proportional to 18,377,826.30, 27,566,739.45 and 12,213,110.70

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Solution

The fourth proportional to 18,377,826.30, 27,566,739.45 and 12,213,110.70 is: 18,319,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377,826.30 : 27,566,739.45 = 12,213,110.70 : x
  2. Step 2: Convert to fraction form
    18,377,826.30/27,566,739.45 = 12,213,110.70/x
  3. Step 3: Cross multiply
    18,377,826.30x = 27,566,739.45 × 12,213,110.70
  4. Step 4: Simplify right side
    18,377,826.30x = 336,675,640,540,907.06
  5. Step 5: Solve for x
    x = 336,675,640,540,907.06/18,377,826.30
  6. Step 6: Final answer
    x = 18,319,666.05

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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.