Home / 12,504,937.75-17,256,814.10-6,781,801.75

Finding the Fourth Proportional to 12,504,937.75, 17,256,814.10 and 6,781,801.75

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Solution

The fourth proportional to 12,504,937.75, 17,256,814.10 and 6,781,801.75 is: 9,358,886.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,937.75 : 17,256,814.10 = 6,781,801.75 : x
  2. Step 2: Convert to fraction form
    12,504,937.75/17,256,814.10 = 6,781,801.75/x
  3. Step 3: Cross multiply
    12,504,937.75x = 17,256,814.10 × 6,781,801.75
  4. Step 4: Simplify right side
    12,504,937.75x = 117,032,292,062,804.69
  5. Step 5: Solve for x
    x = 117,032,292,062,804.69/12,504,937.75
  6. Step 6: Final answer
    x = 9,358,886.42

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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.