Home / 12,896,398.05-17,797,028.49-7,095,055.20

Finding the Fourth Proportional to 12,896,398.05, 17,797,028.49 and 7,095,055.20

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Solution

The fourth proportional to 12,896,398.05, 17,797,028.49 and 7,095,055.20 is: 9,791,175.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,398.05 : 17,797,028.49 = 7,095,055.20 : x
  2. Step 2: Convert to fraction form
    12,896,398.05/17,797,028.49 = 7,095,055.20/x
  3. Step 3: Cross multiply
    12,896,398.05x = 17,797,028.49 × 7,095,055.20
  4. Step 4: Simplify right side
    12,896,398.05x = 126,270,899,532,522.64
  5. Step 5: Solve for x
    x = 126,270,899,532,522.64/12,896,398.05
  6. Step 6: Final answer
    x = 9,791,175.73

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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.