Home / 73,965,603.45-110,945,221.49-19,376,980.38

Finding the Fourth Proportional to 73,965,603.45, 110,945,221.49 and 19,376,980.38

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Solution

The fourth proportional to 73,965,603.45, 110,945,221.49 and 19,376,980.38 is: 29,064,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,965,603.45 : 110,945,221.49 = 19,376,980.38 : x
  2. Step 2: Convert to fraction form
    73,965,603.45/110,945,221.49 = 19,376,980.38/x
  3. Step 3: Cross multiply
    73,965,603.45x = 110,945,221.49 × 19,376,980.38
  4. Step 4: Simplify right side
    73,965,603.45x = 2,149,783,380,114,926.75
  5. Step 5: Solve for x
    x = 2,149,783,380,114,926.75/73,965,603.45
  6. Step 6: Final answer
    x = 29,064,636.53

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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.