Home / 14,222,556.63-19,627,180.16-7,696,186.11

Finding the Fourth Proportional to 14,222,556.63, 19,627,180.16 and 7,696,186.11

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Solution

The fourth proportional to 14,222,556.63, 19,627,180.16 and 7,696,186.11 is: 10,620,764.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222,556.63 : 19,627,180.16 = 7,696,186.11 : x
  2. Step 2: Convert to fraction form
    14,222,556.63/19,627,180.16 = 7,696,186.11/x
  3. Step 3: Cross multiply
    14,222,556.63x = 19,627,180.16 × 7,696,186.11
  4. Step 4: Simplify right side
    14,222,556.63x = 151,054,431,287,378.66
  5. Step 5: Solve for x
    x = 151,054,431,287,378.66/14,222,556.63
  6. Step 6: Final answer
    x = 10,620,764.97

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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.