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Finding the Third Proportional to 7,291,116 and 15,954,678

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Solution

The third proportional to 7,291,116 and 15,954,678 is: 34,912,590.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291,116 : 15,954,678 = 15,954,678 : x
  2. Step 2: Convert to fraction form
    7,291,116/15,954,678 = 15,954,678/x
  3. Step 3: Cross multiply
    7,291,116x = 15,954,678 × 15,954,678
  4. Step 4: Simplify right side
    7,291,116x = 254,551,750,083,684
  5. Step 5: Solve for x
    x = 254,551,750,083,684/7,291,116
  6. Step 6: Final answer
    x = 34,912,590.90

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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.