Home / 36,209,067.76-49,956,285.12-20,526,410.92

Finding the Fourth Proportional to 36,209,067.76, 49,956,285.12 and 20,526,410.92

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Solution

The fourth proportional to 36,209,067.76, 49,956,285.12 and 20,526,410.92 is: 28,319,514.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,209,067.76 : 49,956,285.12 = 20,526,410.92 : x
  2. Step 2: Convert to fraction form
    36,209,067.76/49,956,285.12 = 20,526,410.92/x
  3. Step 3: Cross multiply
    36,209,067.76x = 49,956,285.12 × 20,526,410.92
  4. Step 4: Simplify right side
    36,209,067.76x = 1,025,423,236,409,801.50
  5. Step 5: Solve for x
    x = 1,025,423,236,409,801.50/36,209,067.76
  6. Step 6: Final answer
    x = 28,319,514.97

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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.