Home / 7,757,948.70-11,642,171.85-3,495,923.10

Finding the Fourth Proportional to 7,757,948.70, 11,642,171.85 and 3,495,923.10

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Solution

The fourth proportional to 7,757,948.70, 11,642,171.85 and 3,495,923.10 is: 5,246,249.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757,948.70 : 11,642,171.85 = 3,495,923.10 : x
  2. Step 2: Convert to fraction form
    7,757,948.70/11,642,171.85 = 3,495,923.10/x
  3. Step 3: Cross multiply
    7,757,948.70x = 11,642,171.85 × 3,495,923.10
  4. Step 4: Simplify right side
    7,757,948.70x = 40,700,137,504,584.73
  5. Step 5: Solve for x
    x = 40,700,137,504,584.73/7,757,948.70
  6. Step 6: Final answer
    x = 5,246,249.89

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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.