Home / 21,331,106.54-29,436,717.46-11,541,335.93

Finding the Fourth Proportional to 21,331,106.54, 29,436,717.46 and 11,541,335.93

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Solution

The fourth proportional to 21,331,106.54, 29,436,717.46 and 11,541,335.93 is: 15,926,930.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,331,106.54 : 29,436,717.46 = 11,541,335.93 : x
  2. Step 2: Convert to fraction form
    21,331,106.54/29,436,717.46 = 11,541,335.93/x
  3. Step 3: Cross multiply
    21,331,106.54x = 29,436,717.46 × 11,541,335.93
  4. Step 4: Simplify right side
    21,331,106.54x = 339,739,044,816,707.12
  5. Step 5: Solve for x
    x = 339,739,044,816,707.12/21,331,106.54
  6. Step 6: Final answer
    x = 15,926,930.19

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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.