Home / 20,389,429.13-30,880,280.25

Finding the Third Proportional to 20,389,429.13 and 30,880,280.25

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Solution

The third proportional to 20,389,429.13 and 30,880,280.25 is: 46,768,926.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,389,429.13 : 30,880,280.25 = 30,880,280.25 : x
  2. Step 2: Convert to fraction form
    20,389,429.13/30,880,280.25 = 30,880,280.25/x
  3. Step 3: Cross multiply
    20,389,429.13x = 30,880,280.25 × 30,880,280.25
  4. Step 4: Simplify right side
    20,389,429.13x = 953,591,708,318,540
  5. Step 5: Solve for x
    x = 953,591,708,318,540/20,389,429.13
  6. Step 6: Final answer
    x = 46,768,926.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.