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Finding the Third Proportional to 15,683,472 and 33,972,478

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Solution

The third proportional to 15,683,472 and 33,972,478 is: 73,588,887.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,683,472 : 33,972,478 = 33,972,478 : x
  2. Step 2: Convert to fraction form
    15,683,472/33,972,478 = 33,972,478/x
  3. Step 3: Cross multiply
    15,683,472x = 33,972,478 × 33,972,478
  4. Step 4: Simplify right side
    15,683,472x = 1,154,129,261,460,484
  5. Step 5: Solve for x
    x = 1,154,129,261,460,484/15,683,472
  6. Step 6: Final answer
    x = 73,588,887.81

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.