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Finding the Third Proportional to 7,099,772 and 15,551,011

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Solution

The third proportional to 7,099,772 and 15,551,011 is: 34,062,212.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099,772 : 15,551,011 = 15,551,011 : x
  2. Step 2: Convert to fraction form
    7,099,772/15,551,011 = 15,551,011/x
  3. Step 3: Cross multiply
    7,099,772x = 15,551,011 × 15,551,011
  4. Step 4: Simplify right side
    7,099,772x = 241,833,943,122,121
  5. Step 5: Solve for x
    x = 241,833,943,122,121/7,099,772
  6. Step 6: Final answer
    x = 34,062,212.58

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.