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Finding the Third Proportional to 4,550,859 and 9,777,079.13

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Solution

The third proportional to 4,550,859 and 9,777,079.13 is: 21,005,106.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550,859 : 9,777,079.13 = 9,777,079.13 : x
  2. Step 2: Convert to fraction form
    4,550,859/9,777,079.13 = 9,777,079.13/x
  3. Step 3: Cross multiply
    4,550,859x = 9,777,079.13 × 9,777,079.13
  4. Step 4: Simplify right side
    4,550,859x = 95,591,276,216,510.77
  5. Step 5: Solve for x
    x = 95,591,276,216,510.77/4,550,859
  6. Step 6: Final answer
    x = 21,005,106.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.