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Finding the Third Proportional to 30,791,738 and 43,048,664

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Solution

The third proportional to 30,791,738 and 43,048,664 is: 60,184,568.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,791,738 : 43,048,664 = 43,048,664 : x
  2. Step 2: Convert to fraction form
    30,791,738/43,048,664 = 43,048,664/x
  3. Step 3: Cross multiply
    30,791,738x = 43,048,664 × 43,048,664
  4. Step 4: Simplify right side
    30,791,738x = 1,853,187,472,184,896
  5. Step 5: Solve for x
    x = 1,853,187,472,184,896/30,791,738
  6. Step 6: Final answer
    x = 60,184,568.74

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.