Home / 12,612,182.31-17,404,811.33-6,810,963.44

Finding the Fourth Proportional to 12,612,182.31, 17,404,811.33 and 6,810,963.44

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Solution

The fourth proportional to 12,612,182.31, 17,404,811.33 and 6,810,963.44 is: 9,399,129.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,612,182.31 : 17,404,811.33 = 6,810,963.44 : x
  2. Step 2: Convert to fraction form
    12,612,182.31/17,404,811.33 = 6,810,963.44/x
  3. Step 3: Cross multiply
    12,612,182.31x = 17,404,811.33 × 6,810,963.44
  4. Step 4: Simplify right side
    12,612,182.31x = 118,543,533,527,648.89
  5. Step 5: Solve for x
    x = 118,543,533,527,648.89/12,612,182.31
  6. Step 6: Final answer
    x = 9,399,129.40

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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.