Home / 7,027,713.96-9,698,176.94-3,930,202.10

Finding the Fourth Proportional to 7,027,713.96, 9,698,176.94 and 3,930,202.10

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Solution

The fourth proportional to 7,027,713.96, 9,698,176.94 and 3,930,202.10 is: 5,423,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027,713.96 : 9,698,176.94 = 3,930,202.10 : x
  2. Step 2: Convert to fraction form
    7,027,713.96/9,698,176.94 = 3,930,202.10/x
  3. Step 3: Cross multiply
    7,027,713.96x = 9,698,176.94 × 3,930,202.10
  4. Step 4: Simplify right side
    7,027,713.96x = 38,115,795,307,617.68
  5. Step 5: Solve for x
    x = 38,115,795,307,617.68/7,027,713.96
  6. Step 6: Final answer
    x = 5,423,640.68

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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.