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Finding the Third Proportional to 7,158,018 and 10,841,220

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Solution

The third proportional to 7,158,018 and 10,841,220 is: 16,419,636.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158,018 : 10,841,220 = 10,841,220 : x
  2. Step 2: Convert to fraction form
    7,158,018/10,841,220 = 10,841,220/x
  3. Step 3: Cross multiply
    7,158,018x = 10,841,220 × 10,841,220
  4. Step 4: Simplify right side
    7,158,018x = 117,532,051,088,400
  5. Step 5: Solve for x
    x = 117,532,051,088,400/7,158,018
  6. Step 6: Final answer
    x = 16,419,636.15

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.