Home / 12,841,260.97-17,720,935.86-7,039,918.30

Finding the Fourth Proportional to 12,841,260.97, 17,720,935.86 and 7,039,918.30

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Solution

The fourth proportional to 12,841,260.97, 17,720,935.86 and 7,039,918.30 is: 9,715,084.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841,260.97 : 17,720,935.86 = 7,039,918.30 : x
  2. Step 2: Convert to fraction form
    12,841,260.97/17,720,935.86 = 7,039,918.30/x
  3. Step 3: Cross multiply
    12,841,260.97x = 17,720,935.86 × 7,039,918.30
  4. Step 4: Simplify right side
    12,841,260.97x = 124,753,940,653,940.23
  5. Step 5: Solve for x
    x = 124,753,940,653,940.23/12,841,260.97
  6. Step 6: Final answer
    x = 9,715,084.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.