Home / 7,137,167.49-10,706,163.95-2,019,168.65

Finding the Fourth Proportional to 7,137,167.49, 10,706,163.95 and 2,019,168.65

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Solution

The fourth proportional to 7,137,167.49, 10,706,163.95 and 2,019,168.65 is: 3,028,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,167.49 : 10,706,163.95 = 2,019,168.65 : x
  2. Step 2: Convert to fraction form
    7,137,167.49/10,706,163.95 = 2,019,168.65/x
  3. Step 3: Cross multiply
    7,137,167.49x = 10,706,163.95 × 2,019,168.65
  4. Step 4: Simplify right side
    7,137,167.49x = 21,617,550,626,269.73
  5. Step 5: Solve for x
    x = 21,617,550,626,269.73/7,137,167.49
  6. Step 6: Final answer
    x = 3,028,869.74

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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.