Home / 56,694,937.26-78,263,197.67-38,120,843.66

Finding the Fourth Proportional to 56,694,937.26, 78,263,197.67 and 38,120,843.66

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Solution

The fourth proportional to 56,694,937.26, 78,263,197.67 and 38,120,843.66 is: 52,623,025.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,694,937.26 : 78,263,197.67 = 38,120,843.66 : x
  2. Step 2: Convert to fraction form
    56,694,937.26/78,263,197.67 = 38,120,843.66/x
  3. Step 3: Cross multiply
    56,694,937.26x = 78,263,197.67 × 38,120,843.66
  4. Step 4: Simplify right side
    56,694,937.26x = 2,983,459,122,519,142
  5. Step 5: Solve for x
    x = 2,983,459,122,519,142/56,694,937.26
  6. Step 6: Final answer
    x = 52,623,025.38

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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.