Home / 7,003,878.75-9,665,352.68-3,948,093

Finding the Fourth Proportional to 7,003,878.75, 9,665,352.68 and 3,948,093

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Solution

The fourth proportional to 7,003,878.75, 9,665,352.68 and 3,948,093 is: 5,448,368.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,878.75 : 9,665,352.68 = 3,948,093 : x
  2. Step 2: Convert to fraction form
    7,003,878.75/9,665,352.68 = 3,948,093/x
  3. Step 3: Cross multiply
    7,003,878.75x = 9,665,352.68 × 3,948,093
  4. Step 4: Simplify right side
    7,003,878.75x = 38,159,711,238,698.78
  5. Step 5: Solve for x
    x = 38,159,711,238,698.78/7,003,878.75
  6. Step 6: Final answer
    x = 5,448,368.34

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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.