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Finding the Third Proportional to 7,090,042 and 10,999,247

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Solution

The third proportional to 7,090,042 and 10,999,247 is: 17,063,853.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090,042 : 10,999,247 = 10,999,247 : x
  2. Step 2: Convert to fraction form
    7,090,042/10,999,247 = 10,999,247/x
  3. Step 3: Cross multiply
    7,090,042x = 10,999,247 × 10,999,247
  4. Step 4: Simplify right side
    7,090,042x = 120,983,434,567,009
  5. Step 5: Solve for x
    x = 120,983,434,567,009/7,090,042
  6. Step 6: Final answer
    x = 17,063,853.02

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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.