Home / 7,486,163.40-11,208,249.90-7,276,211.40

Finding the Fourth Proportional to 7,486,163.40, 11,208,249.90 and 7,276,211.40

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Solution

The fourth proportional to 7,486,163.40, 11,208,249.90 and 7,276,211.40 is: 10,893,910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486,163.40 : 11,208,249.90 = 7,276,211.40 : x
  2. Step 2: Convert to fraction form
    7,486,163.40/11,208,249.90 = 7,276,211.40/x
  3. Step 3: Cross multiply
    7,486,163.40x = 11,208,249.90 × 7,276,211.40
  4. Step 4: Simplify right side
    7,486,163.40x = 81,553,595,696,428.86
  5. Step 5: Solve for x
    x = 81,553,595,696,428.86/7,486,163.40
  6. Step 6: Final answer
    x = 10,893,910.72

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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.