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Finding the Third Proportional to 8,411,217 and 12,602,783

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Solution

The third proportional to 8,411,217 and 12,602,783 is: 18,883,134.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411,217 : 12,602,783 = 12,602,783 : x
  2. Step 2: Convert to fraction form
    8,411,217/12,602,783 = 12,602,783/x
  3. Step 3: Cross multiply
    8,411,217x = 12,602,783 × 12,602,783
  4. Step 4: Simplify right side
    8,411,217x = 158,830,139,345,089
  5. Step 5: Solve for x
    x = 158,830,139,345,089/8,411,217
  6. Step 6: Final answer
    x = 18,883,134.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.