Home / 8,431,929.52-12,647,924.12-2,042,186.16

Finding the Fourth Proportional to 8,431,929.52, 12,647,924.12 and 2,042,186.16

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Solution

The fourth proportional to 8,431,929.52, 12,647,924.12 and 2,042,186.16 is: 3,063,286.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,929.52 : 12,647,924.12 = 2,042,186.16 : x
  2. Step 2: Convert to fraction form
    8,431,929.52/12,647,924.12 = 2,042,186.16/x
  3. Step 3: Cross multiply
    8,431,929.52x = 12,647,924.12 × 2,042,186.16
  4. Step 4: Simplify right side
    8,431,929.52x = 25,829,415,590,594.18
  5. Step 5: Solve for x
    x = 25,829,415,590,594.18/8,431,929.52
  6. Step 6: Final answer
    x = 3,063,286.47

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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.