Home / 18,904,623.62-28,366,194.63-6,775,024.07

Finding the Fourth Proportional to 18,904,623.62, 28,366,194.63 and 6,775,024.07

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Solution

The fourth proportional to 18,904,623.62, 28,366,194.63 and 6,775,024.07 is: 10,165,854.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,904,623.62 : 28,366,194.63 = 6,775,024.07 : x
  2. Step 2: Convert to fraction form
    18,904,623.62/28,366,194.63 = 6,775,024.07/x
  3. Step 3: Cross multiply
    18,904,623.62x = 28,366,194.63 × 6,775,024.07
  4. Step 4: Simplify right side
    18,904,623.62x = 192,181,651,488,876.56
  5. Step 5: Solve for x
    x = 192,181,651,488,876.56/18,904,623.62
  6. Step 6: Final answer
    x = 10,165,854.42

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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.