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Finding the Third Proportional to 18,453,770 and 43,116,335

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Solution

The third proportional to 18,453,770 and 43,116,335 is: 100,739,217.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,770 : 43,116,335 = 43,116,335 : x
  2. Step 2: Convert to fraction form
    18,453,770/43,116,335 = 43,116,335/x
  3. Step 3: Cross multiply
    18,453,770x = 43,116,335 × 43,116,335
  4. Step 4: Simplify right side
    18,453,770x = 1,859,018,343,832,225
  5. Step 5: Solve for x
    x = 1,859,018,343,832,225/18,453,770
  6. Step 6: Final answer
    x = 100,739,217.18

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.