Home / 7,219,352.25-9,962,713.13-3,956,174.24

Finding the Fourth Proportional to 7,219,352.25, 9,962,713.13 and 3,956,174.24

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Solution

The fourth proportional to 7,219,352.25, 9,962,713.13 and 3,956,174.24 is: 5,459,524.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,352.25 : 9,962,713.13 = 3,956,174.24 : x
  2. Step 2: Convert to fraction form
    7,219,352.25/9,962,713.13 = 3,956,174.24/x
  3. Step 3: Cross multiply
    7,219,352.25x = 9,962,713.13 × 3,956,174.24
  4. Step 4: Simplify right side
    7,219,352.25x = 39,414,228,975,821.34
  5. Step 5: Solve for x
    x = 39,414,228,975,821.34/7,219,352.25
  6. Step 6: Final answer
    x = 5,459,524.29

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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.