Home / 7,282,205.82-10,867,936.14-6,475,100.76

Finding the Fourth Proportional to 7,282,205.82, 10,867,936.14 and 6,475,100.76

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Solution

The fourth proportional to 7,282,205.82, 10,867,936.14 and 6,475,100.76 is: 9,663,415.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282,205.82 : 10,867,936.14 = 6,475,100.76 : x
  2. Step 2: Convert to fraction form
    7,282,205.82/10,867,936.14 = 6,475,100.76/x
  3. Step 3: Cross multiply
    7,282,205.82x = 10,867,936.14 × 6,475,100.76
  4. Step 4: Simplify right side
    7,282,205.82x = 70,370,981,559,745.47
  5. Step 5: Solve for x
    x = 70,370,981,559,745.47/7,282,205.82
  6. Step 6: Final answer
    x = 9,663,415.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.