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Finding the Third Proportional to 7,822,833 and 12,102,624

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Solution

The third proportional to 7,822,833 and 12,102,624 is: 18,723,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822,833 : 12,102,624 = 12,102,624 : x
  2. Step 2: Convert to fraction form
    7,822,833/12,102,624 = 12,102,624/x
  3. Step 3: Cross multiply
    7,822,833x = 12,102,624 × 12,102,624
  4. Step 4: Simplify right side
    7,822,833x = 146,473,507,685,376
  5. Step 5: Solve for x
    x = 146,473,507,685,376/7,822,833
  6. Step 6: Final answer
    x = 18,723,844.38

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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.