Home / 11,472,128.90-17,208,668.21-3,385,104.39

Finding the Fourth Proportional to 11,472,128.90, 17,208,668.21 and 3,385,104.39

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Solution

The fourth proportional to 11,472,128.90, 17,208,668.21 and 3,385,104.39 is: 5,077,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472,128.90 : 17,208,668.21 = 3,385,104.39 : x
  2. Step 2: Convert to fraction form
    11,472,128.90/17,208,668.21 = 3,385,104.39/x
  3. Step 3: Cross multiply
    11,472,128.90x = 17,208,668.21 × 3,385,104.39
  4. Step 4: Simplify right side
    11,472,128.90x = 58,253,138,305,840.13
  5. Step 5: Solve for x
    x = 58,253,138,305,840.13/11,472,128.90
  6. Step 6: Final answer
    x = 5,077,796.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.