Home / 5,375,993.90-7,418,868.37-2,961,545.90

Finding the Fourth Proportional to 5,375,993.90, 7,418,868.37 and 2,961,545.90

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Solution

The fourth proportional to 5,375,993.90, 7,418,868.37 and 2,961,545.90 is: 4,086,931.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,993.90 : 7,418,868.37 = 2,961,545.90 : x
  2. Step 2: Convert to fraction form
    5,375,993.90/7,418,868.37 = 2,961,545.90/x
  3. Step 3: Cross multiply
    5,375,993.90x = 7,418,868.37 × 2,961,545.90
  4. Step 4: Simplify right side
    5,375,993.90x = 21,971,319,159,314.98
  5. Step 5: Solve for x
    x = 21,971,319,159,314.98/5,375,993.90
  6. Step 6: Final answer
    x = 4,086,931.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.