Home / 5,191,650.30-7,164,621.94-2,868,693.14

Finding the Fourth Proportional to 5,191,650.30, 7,164,621.94 and 2,868,693.14

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Solution

The fourth proportional to 5,191,650.30, 7,164,621.94 and 2,868,693.14 is: 3,958,876.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191,650.30 : 7,164,621.94 = 2,868,693.14 : x
  2. Step 2: Convert to fraction form
    5,191,650.30/7,164,621.94 = 2,868,693.14/x
  3. Step 3: Cross multiply
    5,191,650.30x = 7,164,621.94 × 2,868,693.14
  4. Step 4: Simplify right side
    5,191,650.30x = 20,553,101,809,971.49
  5. Step 5: Solve for x
    x = 20,553,101,809,971.49/5,191,650.30
  6. Step 6: Final answer
    x = 3,958,876.39

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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.