Home / 21,644,171.44-29,869,440.10-12,351,556.53

Finding the Fourth Proportional to 21,644,171.44, 29,869,440.10 and 12,351,556.53

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Solution

The fourth proportional to 21,644,171.44, 29,869,440.10 and 12,351,556.53 is: 17,045,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,644,171.44 : 29,869,440.10 = 12,351,556.53 : x
  2. Step 2: Convert to fraction form
    21,644,171.44/29,869,440.10 = 12,351,556.53/x
  3. Step 3: Cross multiply
    21,644,171.44x = 29,869,440.10 × 12,351,556.53
  4. Step 4: Simplify right side
    21,644,171.44x = 368,934,077,914,598.88
  5. Step 5: Solve for x
    x = 368,934,077,914,598.88/21,644,171.44
  6. Step 6: Final answer
    x = 17,045,423.93

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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.