Home / 23,110,152.12-31,891,616.06-12,796,653.78

Finding the Fourth Proportional to 23,110,152.12, 31,891,616.06 and 12,796,653.78

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Solution

The fourth proportional to 23,110,152.12, 31,891,616.06 and 12,796,653.78 is: 17,659,164.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,110,152.12 : 31,891,616.06 = 12,796,653.78 : x
  2. Step 2: Convert to fraction form
    23,110,152.12/31,891,616.06 = 12,796,653.78/x
  3. Step 3: Cross multiply
    23,110,152.12x = 31,891,616.06 × 12,796,653.78
  4. Step 4: Simplify right side
    23,110,152.12x = 408,105,969,140,524.44
  5. Step 5: Solve for x
    x = 408,105,969,140,524.44/23,110,152.12
  6. Step 6: Final answer
    x = 17,659,164.12

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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.