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Finding the Third Proportional to 18,163,060 and 28,125,870

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Solution

The third proportional to 18,163,060 and 28,125,870 is: 43,553,485.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,060 : 28,125,870 = 28,125,870 : x
  2. Step 2: Convert to fraction form
    18,163,060/28,125,870 = 28,125,870/x
  3. Step 3: Cross multiply
    18,163,060x = 28,125,870 × 28,125,870
  4. Step 4: Simplify right side
    18,163,060x = 791,064,563,256,900
  5. Step 5: Solve for x
    x = 791,064,563,256,900/18,163,060
  6. Step 6: Final answer
    x = 43,553,485.11

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.