Home / 7,047,530.11-9,725,858.39-3,950,110.21

Finding the Fourth Proportional to 7,047,530.11, 9,725,858.39 and 3,950,110.21

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Solution

The fourth proportional to 7,047,530.11, 9,725,858.39 and 3,950,110.21 is: 5,451,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,530.11 : 9,725,858.39 = 3,950,110.21 : x
  2. Step 2: Convert to fraction form
    7,047,530.11/9,725,858.39 = 3,950,110.21/x
  3. Step 3: Cross multiply
    7,047,530.11x = 9,725,858.39 × 3,950,110.21
  4. Step 4: Simplify right side
    7,047,530.11x = 38,418,212,527,353.16
  5. Step 5: Solve for x
    x = 38,418,212,527,353.16/7,047,530.11
  6. Step 6: Final answer
    x = 5,451,301.65

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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.