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Finding the Third Proportional to 19,894,600 and 31,635,480

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Solution

The third proportional to 19,894,600 and 31,635,480 is: 50,305,288.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,894,600 : 31,635,480 = 31,635,480 : x
  2. Step 2: Convert to fraction form
    19,894,600/31,635,480 = 31,635,480/x
  3. Step 3: Cross multiply
    19,894,600x = 31,635,480 × 31,635,480
  4. Step 4: Simplify right side
    19,894,600x = 1,000,803,594,830,400
  5. Step 5: Solve for x
    x = 1,000,803,594,830,400/19,894,600
  6. Step 6: Final answer
    x = 50,305,288.61

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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.