Home / 28,899,300.80-39,882,824.16-16,022,244.80

Finding the Fourth Proportional to 28,899,300.80, 39,882,824.16 and 16,022,244.80

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Solution

The fourth proportional to 28,899,300.80, 39,882,824.16 and 16,022,244.80 is: 22,111,689.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899,300.80 : 39,882,824.16 = 16,022,244.80 : x
  2. Step 2: Convert to fraction form
    28,899,300.80/39,882,824.16 = 16,022,244.80/x
  3. Step 3: Cross multiply
    28,899,300.80x = 39,882,824.16 × 16,022,244.80
  4. Step 4: Simplify right side
    28,899,300.80x = 639,012,372,006,874.38
  5. Step 5: Solve for x
    x = 639,012,372,006,874.38/28,899,300.80
  6. Step 6: Final answer
    x = 22,111,689.71

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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.