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Finding the Third Proportional to 28,672,051.50 and 45,472,198.50

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Solution

The third proportional to 28,672,051.50 and 45,472,198.50 is: 72,116,250.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,672,051.50 : 45,472,198.50 = 45,472,198.50 : x
  2. Step 2: Convert to fraction form
    28,672,051.50/45,472,198.50 = 45,472,198.50/x
  3. Step 3: Cross multiply
    28,672,051.50x = 45,472,198.50 × 45,472,198.50
  4. Step 4: Simplify right side
    28,672,051.50x = 2,067,720,836,423,402.25
  5. Step 5: Solve for x
    x = 2,067,720,836,423,402.25/28,672,051.50
  6. Step 6: Final answer
    x = 72,116,250.08

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.