Home / 27,672,051.20-41,452,089.60-19,161,996.80

Finding the Fourth Proportional to 27,672,051.20, 41,452,089.60 and 19,161,996.80

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Solution

The fourth proportional to 27,672,051.20, 41,452,089.60 and 19,161,996.80 is: 28,704,225.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672,051.20 : 41,452,089.60 = 19,161,996.80 : x
  2. Step 2: Convert to fraction form
    27,672,051.20/41,452,089.60 = 19,161,996.80/x
  3. Step 3: Cross multiply
    27,672,051.20x = 41,452,089.60 × 19,161,996.80
  4. Step 4: Simplify right side
    27,672,051.20x = 794,304,808,268,513.38
  5. Step 5: Solve for x
    x = 794,304,808,268,513.38/27,672,051.20
  6. Step 6: Final answer
    x = 28,704,225.88

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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.