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Finding the Third Proportional to 8,574,457 and 18,876,097

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Solution

The third proportional to 8,574,457 and 18,876,097 is: 41,554,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,574,457 : 18,876,097 = 18,876,097 : x
  2. Step 2: Convert to fraction form
    8,574,457/18,876,097 = 18,876,097/x
  3. Step 3: Cross multiply
    8,574,457x = 18,876,097 × 18,876,097
  4. Step 4: Simplify right side
    8,574,457x = 356,307,037,953,409
  5. Step 5: Solve for x
    x = 356,307,037,953,409/8,574,457
  6. Step 6: Final answer
    x = 41,554,472.54

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.