Home / 17,845,918.92-26,768,970.75-8,123,732.80

Finding the Fourth Proportional to 17,845,918.92, 26,768,970.75 and 8,123,732.80

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Solution

The fourth proportional to 17,845,918.92, 26,768,970.75 and 8,123,732.80 is: 12,185,641.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845,918.92 : 26,768,970.75 = 8,123,732.80 : x
  2. Step 2: Convert to fraction form
    17,845,918.92/26,768,970.75 = 8,123,732.80/x
  3. Step 3: Cross multiply
    17,845,918.92x = 26,768,970.75 × 8,123,732.80
  4. Step 4: Simplify right side
    17,845,918.92x = 217,463,965,659,498.38
  5. Step 5: Solve for x
    x = 217,463,965,659,498.38/17,845,918.92
  6. Step 6: Final answer
    x = 12,185,641.25

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Why These Related Problems?

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