Home / 16,943,784.90-23,382,576.82-9,208,845.78

Finding the Fourth Proportional to 16,943,784.90, 23,382,576.82 and 9,208,845.78

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Solution

The fourth proportional to 16,943,784.90, 23,382,576.82 and 9,208,845.78 is: 12,708,290.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943,784.90 : 23,382,576.82 = 9,208,845.78 : x
  2. Step 2: Convert to fraction form
    16,943,784.90/23,382,576.82 = 9,208,845.78/x
  3. Step 3: Cross multiply
    16,943,784.90x = 23,382,576.82 × 9,208,845.78
  4. Step 4: Simplify right side
    16,943,784.90x = 215,326,543,874,382.81
  5. Step 5: Solve for x
    x = 215,326,543,874,382.81/16,943,784.90
  6. Step 6: Final answer
    x = 12,708,290.69

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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.