Home / 36,550,619.10-50,433,459.57-20,862,480.78

Finding the Fourth Proportional to 36,550,619.10, 50,433,459.57 and 20,862,480.78

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Solution

The fourth proportional to 36,550,619.10, 50,433,459.57 and 20,862,480.78 is: 28,786,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,550,619.10 : 50,433,459.57 = 20,862,480.78 : x
  2. Step 2: Convert to fraction form
    36,550,619.10/50,433,459.57 = 20,862,480.78/x
  3. Step 3: Cross multiply
    36,550,619.10x = 50,433,459.57 × 20,862,480.78
  4. Step 4: Simplify right side
    36,550,619.10x = 1,052,167,080,948,032.12
  5. Step 5: Solve for x
    x = 1,052,167,080,948,032.12/36,550,619.10
  6. Step 6: Final answer
    x = 28,786,573.44

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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.