Home / 20,346,435.56-30,309,473.53

Finding the Third Proportional to 20,346,435.56 and 30,309,473.53

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Solution

The third proportional to 20,346,435.56 and 30,309,473.53 is: 45,151,111.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,346,435.56 : 30,309,473.53 = 30,309,473.53 : x
  2. Step 2: Convert to fraction form
    20,346,435.56/30,309,473.53 = 30,309,473.53/x
  3. Step 3: Cross multiply
    20,346,435.56x = 30,309,473.53 × 30,309,473.53
  4. Step 4: Simplify right side
    20,346,435.56x = 918,664,185,741,544.38
  5. Step 5: Solve for x
    x = 918,664,185,741,544.38/20,346,435.56
  6. Step 6: Final answer
    x = 45,151,111.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.