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Finding the Third Proportional to 40,393,678.50 and 63,972,227.25

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Solution

The third proportional to 40,393,678.50 and 63,972,227.25 is: 101,314,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,393,678.50 : 63,972,227.25 = 63,972,227.25 : x
  2. Step 2: Convert to fraction form
    40,393,678.50/63,972,227.25 = 63,972,227.25/x
  3. Step 3: Cross multiply
    40,393,678.50x = 63,972,227.25 × 63,972,227.25
  4. Step 4: Simplify right side
    40,393,678.50x = 4,092,445,859,325,642.50
  5. Step 5: Solve for x
    x = 4,092,445,859,325,642.50/40,393,678.50
  6. Step 6: Final answer
    x = 101,314,017.72

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.