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Finding the Third Proportional to 18,331,026 and 39,814,887

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Solution

The third proportional to 18,331,026 and 39,814,887 is: 86,477,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,331,026 : 39,814,887 = 39,814,887 : x
  2. Step 2: Convert to fraction form
    18,331,026/39,814,887 = 39,814,887/x
  3. Step 3: Cross multiply
    18,331,026x = 39,814,887 × 39,814,887
  4. Step 4: Simplify right side
    18,331,026x = 1,585,225,226,822,769
  5. Step 5: Solve for x
    x = 1,585,225,226,822,769/18,331,026
  6. Step 6: Final answer
    x = 86,477,714.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.