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Finding the Third Proportional to 6,983,706.75 and 10,900,020.75

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Solution

The third proportional to 6,983,706.75 and 10,900,020.75 is: 17,012,520.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983,706.75 : 10,900,020.75 = 10,900,020.75 : x
  2. Step 2: Convert to fraction form
    6,983,706.75/10,900,020.75 = 10,900,020.75/x
  3. Step 3: Cross multiply
    6,983,706.75x = 10,900,020.75 × 10,900,020.75
  4. Step 4: Simplify right side
    6,983,706.75x = 118,810,452,350,430.56
  5. Step 5: Solve for x
    x = 118,810,452,350,430.56/6,983,706.75
  6. Step 6: Final answer
    x = 17,012,520.23

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.