Home / 21,503,988.48-29,675,491.01-11,846,196.48

Finding the Fourth Proportional to 21,503,988.48, 29,675,491.01 and 11,846,196.48

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Solution

The fourth proportional to 21,503,988.48, 29,675,491.01 and 11,846,196.48 is: 16,347,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,503,988.48 : 29,675,491.01 = 11,846,196.48 : x
  2. Step 2: Convert to fraction form
    21,503,988.48/29,675,491.01 = 11,846,196.48/x
  3. Step 3: Cross multiply
    21,503,988.48x = 29,675,491.01 × 11,846,196.48
  4. Step 4: Simplify right side
    21,503,988.48x = 351,541,696,996,556.19
  5. Step 5: Solve for x
    x = 351,541,696,996,556.19/21,503,988.48
  6. Step 6: Final answer
    x = 16,347,743.93

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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.