Home / 8,237,623.75-11,365,619.90-6,489,868.19

Finding the Fourth Proportional to 8,237,623.75, 11,365,619.90 and 6,489,868.19

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Solution

The fourth proportional to 8,237,623.75, 11,365,619.90 and 6,489,868.19 is: 8,954,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237,623.75 : 11,365,619.90 = 6,489,868.19 : x
  2. Step 2: Convert to fraction form
    8,237,623.75/11,365,619.90 = 6,489,868.19/x
  3. Step 3: Cross multiply
    8,237,623.75x = 11,365,619.90 × 6,489,868.19
  4. Step 4: Simplify right side
    8,237,623.75x = 73,761,375,048,640.98
  5. Step 5: Solve for x
    x = 73,761,375,048,640.98/8,237,623.75
  6. Step 6: Final answer
    x = 8,954,205.40

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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.