Home / 11,696,419.54-16,136,116.41-7,830,186.27

Finding the Fourth Proportional to 11,696,419.54, 16,136,116.41 and 7,830,186.27

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Solution

The fourth proportional to 11,696,419.54, 16,136,116.41 and 7,830,186.27 is: 10,802,348.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,696,419.54 : 16,136,116.41 = 7,830,186.27 : x
  2. Step 2: Convert to fraction form
    11,696,419.54/16,136,116.41 = 7,830,186.27/x
  3. Step 3: Cross multiply
    11,696,419.54x = 16,136,116.41 × 7,830,186.27
  4. Step 4: Simplify right side
    11,696,419.54x = 126,348,797,133,556.45
  5. Step 5: Solve for x
    x = 126,348,797,133,556.45/11,696,419.54
  6. Step 6: Final answer
    x = 10,802,348.25

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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.