Home / 7,169,850.59-9,894,269.21-3,906,692.15

Finding the Fourth Proportional to 7,169,850.59, 9,894,269.21 and 3,906,692.15

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Solution

The fourth proportional to 7,169,850.59, 9,894,269.21 and 3,906,692.15 is: 5,391,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169,850.59 : 9,894,269.21 = 3,906,692.15 : x
  2. Step 2: Convert to fraction form
    7,169,850.59/9,894,269.21 = 3,906,692.15/x
  3. Step 3: Cross multiply
    7,169,850.59x = 9,894,269.21 × 3,906,692.15
  4. Step 4: Simplify right side
    7,169,850.59x = 38,653,863,783,688.90
  5. Step 5: Solve for x
    x = 38,653,863,783,688.90/7,169,850.59
  6. Step 6: Final answer
    x = 5,391,167.27

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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.