Home / 28,107,749.25-67,712,701.78

Finding the Third Proportional to 28,107,749.25 and 67,712,701.78

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Solution

The third proportional to 28,107,749.25 and 67,712,701.78 is: 163,122,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,107,749.25 : 67,712,701.78 = 67,712,701.78 : x
  2. Step 2: Convert to fraction form
    28,107,749.25/67,712,701.78 = 67,712,701.78/x
  3. Step 3: Cross multiply
    28,107,749.25x = 67,712,701.78 × 67,712,701.78
  4. Step 4: Simplify right side
    28,107,749.25x = 4,585,009,982,516,497
  5. Step 5: Solve for x
    x = 4,585,009,982,516,497/28,107,749.25
  6. Step 6: Final answer
    x = 163,122,630.05

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.