Home / 36,516,021.75-77,106,181.50

Finding the Third Proportional to 36,516,021.75 and 77,106,181.50

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Solution

The third proportional to 36,516,021.75 and 77,106,181.50 is: 162,815,195.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,516,021.75 : 77,106,181.50 = 77,106,181.50 : x
  2. Step 2: Convert to fraction form
    36,516,021.75/77,106,181.50 = 77,106,181.50/x
  3. Step 3: Cross multiply
    36,516,021.75x = 77,106,181.50 × 77,106,181.50
  4. Step 4: Simplify right side
    36,516,021.75x = 5,945,363,225,510,942
  5. Step 5: Solve for x
    x = 5,945,363,225,510,942/36,516,021.75
  6. Step 6: Final answer
    x = 162,815,195.65

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.