Home / 33,011,339-49,447,198.38-20,874,538.76

Finding the Fourth Proportional to 33,011,339, 49,447,198.38 and 20,874,538.76

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Solution

The fourth proportional to 33,011,339, 49,447,198.38 and 20,874,538.76 is: 31,267,664.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,011,339 : 49,447,198.38 = 20,874,538.76 : x
  2. Step 2: Convert to fraction form
    33,011,339/49,447,198.38 = 20,874,538.76/x
  3. Step 3: Cross multiply
    33,011,339x = 49,447,198.38 × 20,874,538.76
  4. Step 4: Simplify right side
    33,011,339x = 1,032,187,459,156,719.38
  5. Step 5: Solve for x
    x = 1,032,187,459,156,719.38/33,011,339
  6. Step 6: Final answer
    x = 31,267,664.09

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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.