Home / 8,309,089.43-11,468,456.62-4,872,437.63

Finding the Fourth Proportional to 8,309,089.43, 11,468,456.62 and 4,872,437.63

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Solution

The fourth proportional to 8,309,089.43, 11,468,456.62 and 4,872,437.63 is: 6,725,085.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,089.43 : 11,468,456.62 = 4,872,437.63 : x
  2. Step 2: Convert to fraction form
    8,309,089.43/11,468,456.62 = 4,872,437.63/x
  3. Step 3: Cross multiply
    8,309,089.43x = 11,468,456.62 × 4,872,437.63
  4. Step 4: Simplify right side
    8,309,089.43x = 55,879,339,609,800.66
  5. Step 5: Solve for x
    x = 55,879,339,609,800.66/8,309,089.43
  6. Step 6: Final answer
    x = 6,725,085.83

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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.