Home / 7,972,217.10-11,135,909.70-7,972,217.10

Finding the Fourth Proportional to 7,972,217.10, 11,135,909.70 and 7,972,217.10

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Solution

The fourth proportional to 7,972,217.10, 11,135,909.70 and 7,972,217.10 is: 11,135,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,217.10 : 11,135,909.70 = 7,972,217.10 : x
  2. Step 2: Convert to fraction form
    7,972,217.10/11,135,909.70 = 7,972,217.10/x
  3. Step 3: Cross multiply
    7,972,217.10x = 11,135,909.70 × 7,972,217.10
  4. Step 4: Simplify right side
    7,972,217.10x = 88,777,889,734,395.86
  5. Step 5: Solve for x
    x = 88,777,889,734,395.86/7,972,217.10
  6. Step 6: Final answer
    x = 11,135,909.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.