Home / 21,493,701-29,660,882.94-11,704,265.64

Finding the Fourth Proportional to 21,493,701, 29,660,882.94 and 11,704,265.64

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Solution

The fourth proportional to 21,493,701, 29,660,882.94 and 11,704,265.64 is: 16,151,655.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,493,701 : 29,660,882.94 = 11,704,265.64 : x
  2. Step 2: Convert to fraction form
    21,493,701/29,660,882.94 = 11,704,265.64/x
  3. Step 3: Cross multiply
    21,493,701x = 29,660,882.94 × 11,704,265.64
  4. Step 4: Simplify right side
    21,493,701x = 347,158,853,046,704.19
  5. Step 5: Solve for x
    x = 347,158,853,046,704.19/21,493,701
  6. Step 6: Final answer
    x = 16,151,655.46

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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.