Home / 9,515,634.39-13,131,589.86-5,164,722.27

Finding the Fourth Proportional to 9,515,634.39, 13,131,589.86 and 5,164,722.27

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Solution

The fourth proportional to 9,515,634.39, 13,131,589.86 and 5,164,722.27 is: 7,127,324.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,634.39 : 13,131,589.86 = 5,164,722.27 : x
  2. Step 2: Convert to fraction form
    9,515,634.39/13,131,589.86 = 5,164,722.27/x
  3. Step 3: Cross multiply
    9,515,634.39x = 13,131,589.86 × 5,164,722.27
  4. Step 4: Simplify right side
    9,515,634.39x = 67,821,014,590,448.17
  5. Step 5: Solve for x
    x = 67,821,014,590,448.17/9,515,634.39
  6. Step 6: Final answer
    x = 7,127,324.55

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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.