Home / 5,552,109.16-8,326,123.82-1,907,805.56

Finding the Fourth Proportional to 5,552,109.16, 8,326,123.82 and 1,907,805.56

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Solution

The fourth proportional to 5,552,109.16, 8,326,123.82 and 1,907,805.56 is: 2,861,007.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552,109.16 : 8,326,123.82 = 1,907,805.56 : x
  2. Step 2: Convert to fraction form
    5,552,109.16/8,326,123.82 = 1,907,805.56/x
  3. Step 3: Cross multiply
    5,552,109.16x = 8,326,123.82 × 1,907,805.56
  4. Step 4: Simplify right side
    5,552,109.16x = 15,884,625,273,029.06
  5. Step 5: Solve for x
    x = 15,884,625,273,029.06/5,552,109.16
  6. Step 6: Final answer
    x = 2,861,007.38

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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.