Home / 12,896,371.73-17,796,992.31-7,095,028.93

Finding the Fourth Proportional to 12,896,371.73, 17,796,992.31 and 7,095,028.93

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Solution

The fourth proportional to 12,896,371.73, 17,796,992.31 and 7,095,028.93 is: 9,791,139.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,371.73 : 17,796,992.31 = 7,095,028.93 : x
  2. Step 2: Convert to fraction form
    12,896,371.73/17,796,992.31 = 7,095,028.93/x
  3. Step 3: Cross multiply
    12,896,371.73x = 17,796,992.31 × 7,095,028.93
  4. Step 4: Simplify right side
    12,896,371.73x = 126,270,175,261,945.05
  5. Step 5: Solve for x
    x = 126,270,175,261,945.05/12,896,371.73
  6. Step 6: Final answer
    x = 9,791,139.55

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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.