Home / 19,248,680.43-28,873,020.65-6,469,185.15

Finding the Fourth Proportional to 19,248,680.43, 28,873,020.65 and 6,469,185.15

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Solution

The fourth proportional to 19,248,680.43, 28,873,020.65 and 6,469,185.15 is: 9,703,777.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248,680.43 : 28,873,020.65 = 6,469,185.15 : x
  2. Step 2: Convert to fraction form
    19,248,680.43/28,873,020.65 = 6,469,185.15/x
  3. Step 3: Cross multiply
    19,248,680.43x = 28,873,020.65 × 6,469,185.15
  4. Step 4: Simplify right side
    19,248,680.43x = 186,784,916,392,277.44
  5. Step 5: Solve for x
    x = 186,784,916,392,277.44/19,248,680.43
  6. Step 6: Final answer
    x = 9,703,777.73

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Double scale
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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.