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Finding the Third Proportional to 4,540,689 and 9,698,274

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Solution

The third proportional to 4,540,689 and 9,698,274 is: 20,714,151.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540,689 : 9,698,274 = 9,698,274 : x
  2. Step 2: Convert to fraction form
    4,540,689/9,698,274 = 9,698,274/x
  3. Step 3: Cross multiply
    4,540,689x = 9,698,274 × 9,698,274
  4. Step 4: Simplify right side
    4,540,689x = 94,056,518,579,076
  5. Step 5: Solve for x
    x = 94,056,518,579,076/4,540,689
  6. Step 6: Final answer
    x = 20,714,151.22

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.