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Finding the Third Proportional to 8,249,246 and 12,121,272

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Solution

The third proportional to 8,249,246 and 12,121,272 is: 17,810,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249,246 : 12,121,272 = 12,121,272 : x
  2. Step 2: Convert to fraction form
    8,249,246/12,121,272 = 12,121,272/x
  3. Step 3: Cross multiply
    8,249,246x = 12,121,272 × 12,121,272
  4. Step 4: Simplify right side
    8,249,246x = 146,925,234,897,984
  5. Step 5: Solve for x
    x = 146,925,234,897,984/8,249,246
  6. Step 6: Final answer
    x = 17,810,747.18

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.