Home / 12,896,371.39-17,796,991.89-7,095,028.59

Finding the Fourth Proportional to 12,896,371.39, 17,796,991.89 and 7,095,028.59

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Solution

The fourth proportional to 12,896,371.39, 17,796,991.89 and 7,095,028.59 is: 9,791,139.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,371.39 : 17,796,991.89 = 7,095,028.59 : x
  2. Step 2: Convert to fraction form
    12,896,371.39/17,796,991.89 = 7,095,028.59/x
  3. Step 3: Cross multiply
    12,896,371.39x = 17,796,991.89 × 7,095,028.59
  4. Step 4: Simplify right side
    12,896,371.39x = 126,270,166,275,548.14
  5. Step 5: Solve for x
    x = 126,270,166,275,548.14/12,896,371.39
  6. Step 6: Final answer
    x = 9,791,139.11

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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.