Home / 7,191,910.68-10,784,140.82-2,641,784.28

Finding the Fourth Proportional to 7,191,910.68, 10,784,140.82 and 2,641,784.28

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Solution

The fourth proportional to 7,191,910.68, 10,784,140.82 and 2,641,784.28 is: 3,961,308.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191,910.68 : 10,784,140.82 = 2,641,784.28 : x
  2. Step 2: Convert to fraction form
    7,191,910.68/10,784,140.82 = 2,641,784.28/x
  3. Step 3: Cross multiply
    7,191,910.68x = 10,784,140.82 × 2,641,784.28
  4. Step 4: Simplify right side
    7,191,910.68x = 28,489,373,691,582.31
  5. Step 5: Solve for x
    x = 28,489,373,691,582.31/7,191,910.68
  6. Step 6: Final answer
    x = 3,961,308.05

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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.