Home / 71,310,429.05-106,975,800.09-22,130,531.42

Finding the Fourth Proportional to 71,310,429.05, 106,975,800.09 and 22,130,531.42

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Solution

The fourth proportional to 71,310,429.05, 106,975,800.09 and 22,130,531.42 is: 33,198,949.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,310,429.05 : 106,975,800.09 = 22,130,531.42 : x
  2. Step 2: Convert to fraction form
    71,310,429.05/106,975,800.09 = 22,130,531.42/x
  3. Step 3: Cross multiply
    71,310,429.05x = 106,975,800.09 × 22,130,531.42
  4. Step 4: Simplify right side
    71,310,429.05x = 2,367,431,304,536,505
  5. Step 5: Solve for x
    x = 2,367,431,304,536,505/71,310,429.05
  6. Step 6: Final answer
    x = 33,198,949.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.