Home / 28,899,301.80-39,882,825.54-16,022,245.80

Finding the Fourth Proportional to 28,899,301.80, 39,882,825.54 and 16,022,245.80

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Solution

The fourth proportional to 28,899,301.80, 39,882,825.54 and 16,022,245.80 is: 22,111,691.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899,301.80 : 39,882,825.54 = 16,022,245.80 : x
  2. Step 2: Convert to fraction form
    28,899,301.80/39,882,825.54 = 16,022,245.80/x
  3. Step 3: Cross multiply
    28,899,301.80x = 39,882,825.54 × 16,022,245.80
  4. Step 4: Simplify right side
    28,899,301.80x = 639,012,434,000,397.75
  5. Step 5: Solve for x
    x = 639,012,434,000,397.75/28,899,301.80
  6. Step 6: Final answer
    x = 22,111,691.09

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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.