Home / 20,911,273.88-45,542,938.50

Finding the Third Proportional to 20,911,273.88 and 45,542,938.50

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Solution

The third proportional to 20,911,273.88 and 45,542,938.50 is: 99,188,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,911,273.88 : 45,542,938.50 = 45,542,938.50 : x
  2. Step 2: Convert to fraction form
    20,911,273.88/45,542,938.50 = 45,542,938.50/x
  3. Step 3: Cross multiply
    20,911,273.88x = 45,542,938.50 × 45,542,938.50
  4. Step 4: Simplify right side
    20,911,273.88x = 2,074,159,247,214,782.25
  5. Step 5: Solve for x
    x = 2,074,159,247,214,782.25/20,911,273.88
  6. Step 6: Final answer
    x = 99,188,564.96

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.