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Finding the Third Proportional to 4,685,587.50 and 7,078,305

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Solution

The third proportional to 4,685,587.50 and 7,078,305 is: 10,692,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685,587.50 : 7,078,305 = 7,078,305 : x
  2. Step 2: Convert to fraction form
    4,685,587.50/7,078,305 = 7,078,305/x
  3. Step 3: Cross multiply
    4,685,587.50x = 7,078,305 × 7,078,305
  4. Step 4: Simplify right side
    4,685,587.50x = 50,102,401,673,025
  5. Step 5: Solve for x
    x = 50,102,401,673,025/4,685,587.50
  6. Step 6: Final answer
    x = 10,692,875.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.