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Finding the Third Proportional to 19,139,490 and 41,999,229

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Solution

The third proportional to 19,139,490 and 41,999,229 is: 92,162,081.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,139,490 : 41,999,229 = 41,999,229 : x
  2. Step 2: Convert to fraction form
    19,139,490/41,999,229 = 41,999,229/x
  3. Step 3: Cross multiply
    19,139,490x = 41,999,229 × 41,999,229
  4. Step 4: Simplify right side
    19,139,490x = 1,763,935,236,594,441
  5. Step 5: Solve for x
    x = 1,763,935,236,594,441/19,139,490
  6. Step 6: Final answer
    x = 92,162,081.47

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.