Home / 12,322,542.76-17,003,967.76-6,815,799.08

Finding the Fourth Proportional to 12,322,542.76, 17,003,967.76 and 6,815,799.08

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Solution

The fourth proportional to 12,322,542.76, 17,003,967.76 and 6,815,799.08 is: 9,405,171.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,322,542.76 : 17,003,967.76 = 6,815,799.08 : x
  2. Step 2: Convert to fraction form
    12,322,542.76/17,003,967.76 = 6,815,799.08/x
  3. Step 3: Cross multiply
    12,322,542.76x = 17,003,967.76 × 6,815,799.08
  4. Step 4: Simplify right side
    12,322,542.76x = 115,895,627,814,957.67
  5. Step 5: Solve for x
    x = 115,895,627,814,957.67/12,322,542.76
  6. Step 6: Final answer
    x = 9,405,171.49

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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.