Home / 11,957,193.69-17,938,637.64-3,870,170.70

Finding the Fourth Proportional to 11,957,193.69, 17,938,637.64 and 3,870,170.70

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Solution

The fourth proportional to 11,957,193.69, 17,938,637.64 and 3,870,170.70 is: 5,806,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957,193.69 : 17,938,637.64 = 3,870,170.70 : x
  2. Step 2: Convert to fraction form
    11,957,193.69/17,938,637.64 = 3,870,170.70/x
  3. Step 3: Cross multiply
    11,957,193.69x = 17,938,637.64 × 3,870,170.70
  4. Step 4: Simplify right side
    11,957,193.69x = 69,425,589,792,245.16
  5. Step 5: Solve for x
    x = 69,425,589,792,245.16/11,957,193.69
  6. Step 6: Final answer
    x = 5,806,177.57

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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.