Home / 12,873,997.64-17,766,042.36-7,072,654.52

Finding the Fourth Proportional to 12,873,997.64, 17,766,042.36 and 7,072,654.52

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Solution

The fourth proportional to 12,873,997.64, 17,766,042.36 and 7,072,654.52 is: 9,760,222.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,873,997.64 : 17,766,042.36 = 7,072,654.52 : x
  2. Step 2: Convert to fraction form
    12,873,997.64/17,766,042.36 = 7,072,654.52/x
  3. Step 3: Cross multiply
    12,873,997.64x = 17,766,042.36 × 7,072,654.52
  4. Step 4: Simplify right side
    12,873,997.64x = 125,653,079,817,858.11
  5. Step 5: Solve for x
    x = 125,653,079,817,858.11/12,873,997.64
  6. Step 6: Final answer
    x = 9,760,222.37

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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.