Home / 60,672,028.70-91,008,043.05-39,172,943.90

Finding the Fourth Proportional to 60,672,028.70, 91,008,043.05 and 39,172,943.90

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Solution

The fourth proportional to 60,672,028.70, 91,008,043.05 and 39,172,943.90 is: 58,759,415.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,672,028.70 : 91,008,043.05 = 39,172,943.90 : x
  2. Step 2: Convert to fraction form
    60,672,028.70/91,008,043.05 = 39,172,943.90/x
  3. Step 3: Cross multiply
    60,672,028.70x = 91,008,043.05 × 39,172,943.90
  4. Step 4: Simplify right side
    60,672,028.70x = 3,565,052,964,846,434.50
  5. Step 5: Solve for x
    x = 3,565,052,964,846,434.50/60,672,028.70
  6. Step 6: Final answer
    x = 58,759,415.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.