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Finding the Fourth Proportional to 24,982,992.40, 37,418,501.40 and 20,504,016.40

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Solution

The fourth proportional to 24,982,992.40, 37,418,501.40 and 20,504,016.40 is: 30,710,074.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,982,992.40 : 37,418,501.40 = 20,504,016.40 : x
  2. Step 2: Convert to fraction form
    24,982,992.40/37,418,501.40 = 20,504,016.40/x
  3. Step 3: Cross multiply
    24,982,992.40x = 37,418,501.40 × 20,504,016.40
  4. Step 4: Simplify right side
    24,982,992.40x = 767,229,566,369,022.88
  5. Step 5: Solve for x
    x = 767,229,566,369,022.88/24,982,992.40
  6. Step 6: Final answer
    x = 30,710,074.84

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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.