Home / 75,607,321.70-113,410,982.55-21,754,633.70

Finding the Fourth Proportional to 75,607,321.70, 113,410,982.55 and 21,754,633.70

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Solution

The fourth proportional to 75,607,321.70, 113,410,982.55 and 21,754,633.70 is: 32,631,950.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,607,321.70 : 113,410,982.55 = 21,754,633.70 : x
  2. Step 2: Convert to fraction form
    75,607,321.70/113,410,982.55 = 21,754,633.70/x
  3. Step 3: Cross multiply
    75,607,321.70x = 113,410,982.55 × 21,754,633.70
  4. Step 4: Simplify right side
    75,607,321.70x = 2,467,214,382,932,342
  5. Step 5: Solve for x
    x = 2,467,214,382,932,342/75,607,321.70
  6. Step 6: Final answer
    x = 32,631,950.55

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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.