Home / 68,400,105.11-94,391,716.64-37,037,490.84

Finding the Fourth Proportional to 68,400,105.11, 94,391,716.64 and 37,037,490.84

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Solution

The fourth proportional to 68,400,105.11, 94,391,716.64 and 37,037,490.84 is: 51,111,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,400,105.11 : 94,391,716.64 = 37,037,490.84 : x
  2. Step 2: Convert to fraction form
    68,400,105.11/94,391,716.64 = 37,037,490.84/x
  3. Step 3: Cross multiply
    68,400,105.11x = 94,391,716.64 × 37,037,490.84
  4. Step 4: Simplify right side
    68,400,105.11x = 3,496,032,340,240,688.50
  5. Step 5: Solve for x
    x = 3,496,032,340,240,688.50/68,400,105.11
  6. Step 6: Final answer
    x = 51,111,505.38

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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.