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Finding the Third Proportional to 27,731,495 and 43,276,058

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Solution

The third proportional to 27,731,495 and 43,276,058 is: 67,533,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,731,495 : 43,276,058 = 43,276,058 : x
  2. Step 2: Convert to fraction form
    27,731,495/43,276,058 = 43,276,058/x
  3. Step 3: Cross multiply
    27,731,495x = 43,276,058 × 43,276,058
  4. Step 4: Simplify right side
    27,731,495x = 1,872,817,196,019,364
  5. Step 5: Solve for x
    x = 1,872,817,196,019,364/27,731,495
  6. Step 6: Final answer
    x = 67,533,942.76

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.