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Finding the Third Proportional to 7,487,140 and 16,109,148

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Solution

The third proportional to 7,487,140 and 16,109,148 is: 34,660,050.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,140 : 16,109,148 = 16,109,148 : x
  2. Step 2: Convert to fraction form
    7,487,140/16,109,148 = 16,109,148/x
  3. Step 3: Cross multiply
    7,487,140x = 16,109,148 × 16,109,148
  4. Step 4: Simplify right side
    7,487,140x = 259,504,649,285,904
  5. Step 5: Solve for x
    x = 259,504,649,285,904/7,487,140
  6. Step 6: Final answer
    x = 34,660,050.34

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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.