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Finding the Third Proportional to 13,831,064 and 20,937,540

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Solution

The third proportional to 13,831,064 and 20,937,540 is: 31,695,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,064 : 20,937,540 = 20,937,540 : x
  2. Step 2: Convert to fraction form
    13,831,064/20,937,540 = 20,937,540/x
  3. Step 3: Cross multiply
    13,831,064x = 20,937,540 × 20,937,540
  4. Step 4: Simplify right side
    13,831,064x = 438,380,581,251,600
  5. Step 5: Solve for x
    x = 438,380,581,251,600/13,831,064
  6. Step 6: Final answer
    x = 31,695,362.07

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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.