Home / 12,380,478.73-17,085,594.26-6,873,853.86

Finding the Fourth Proportional to 12,380,478.73, 17,085,594.26 and 6,873,853.86

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Solution

The fourth proportional to 12,380,478.73, 17,085,594.26 and 6,873,853.86 is: 9,486,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,380,478.73 : 17,085,594.26 = 6,873,853.86 : x
  2. Step 2: Convert to fraction form
    12,380,478.73/17,085,594.26 = 6,873,853.86/x
  3. Step 3: Cross multiply
    12,380,478.73x = 17,085,594.26 × 6,873,853.86
  4. Step 4: Simplify right side
    12,380,478.73x = 117,443,878,054,494.86
  5. Step 5: Solve for x
    x = 117,443,878,054,494.86/12,380,478.73
  6. Step 6: Final answer
    x = 9,486,214.60

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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.