Home / 14,541,105.97-21,840,002.48-11,847,421.81

Finding the Fourth Proportional to 14,541,105.97, 21,840,002.48 and 11,847,421.81

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Solution

The fourth proportional to 14,541,105.97, 21,840,002.48 and 11,847,421.81 is: 17,794,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541,105.97 : 21,840,002.48 = 11,847,421.81 : x
  2. Step 2: Convert to fraction form
    14,541,105.97/21,840,002.48 = 11,847,421.81/x
  3. Step 3: Cross multiply
    14,541,105.97x = 21,840,002.48 × 11,847,421.81
  4. Step 4: Simplify right side
    14,541,105.97x = 258,747,721,712,006.09
  5. Step 5: Solve for x
    x = 258,747,721,712,006.09/14,541,105.97
  6. Step 6: Final answer
    x = 17,794,225.71

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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.