Home / 12,729,367.08-17,566,007.27-7,222,623.39

Finding the Fourth Proportional to 12,729,367.08, 17,566,007.27 and 7,222,623.39

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Solution

The fourth proportional to 12,729,367.08, 17,566,007.27 and 7,222,623.39 is: 9,966,925.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,729,367.08 : 17,566,007.27 = 7,222,623.39 : x
  2. Step 2: Convert to fraction form
    12,729,367.08/17,566,007.27 = 7,222,623.39/x
  3. Step 3: Cross multiply
    12,729,367.08x = 17,566,007.27 × 7,222,623.39
  4. Step 4: Simplify right side
    12,729,367.08x = 126,872,654,941,098.92
  5. Step 5: Solve for x
    x = 126,872,654,941,098.92/12,729,367.08
  6. Step 6: Final answer
    x = 9,966,925.63

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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.