Home / 66,628,549.62-91,945,671.78-36,860,297.28

Finding the Fourth Proportional to 66,628,549.62, 91,945,671.78 and 36,860,297.28

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Solution

The fourth proportional to 66,628,549.62, 91,945,671.78 and 36,860,297.28 is: 50,866,255.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,628,549.62 : 91,945,671.78 = 36,860,297.28 : x
  2. Step 2: Convert to fraction form
    66,628,549.62/91,945,671.78 = 36,860,297.28/x
  3. Step 3: Cross multiply
    66,628,549.62x = 91,945,671.78 × 36,860,297.28
  4. Step 4: Simplify right side
    66,628,549.62x = 3,389,144,795,420,107
  5. Step 5: Solve for x
    x = 3,389,144,795,420,107/66,628,549.62
  6. Step 6: Final answer
    x = 50,866,255.00

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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.