Home / 7,554,874.43-11,328,156.33-5,161,421.63

Finding the Fourth Proportional to 7,554,874.43, 11,328,156.33 and 5,161,421.63

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Solution

The fourth proportional to 7,554,874.43, 11,328,156.33 and 5,161,421.63 is: 7,739,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554,874.43 : 11,328,156.33 = 5,161,421.63 : x
  2. Step 2: Convert to fraction form
    7,554,874.43/11,328,156.33 = 5,161,421.63/x
  3. Step 3: Cross multiply
    7,554,874.43x = 11,328,156.33 × 5,161,421.63
  4. Step 4: Simplify right side
    7,554,874.43x = 58,469,391,053,042.63
  5. Step 5: Solve for x
    x = 58,469,391,053,042.63/7,554,874.43
  6. Step 6: Final answer
    x = 7,739,293.57

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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.