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Finding the Third Proportional to 21,529,516.50 and 47,244,141

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Solution

The third proportional to 21,529,516.50 and 47,244,141 is: 103,672,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,529,516.50 : 47,244,141 = 47,244,141 : x
  2. Step 2: Convert to fraction form
    21,529,516.50/47,244,141 = 47,244,141/x
  3. Step 3: Cross multiply
    21,529,516.50x = 47,244,141 × 47,244,141
  4. Step 4: Simplify right side
    21,529,516.50x = 2,232,008,858,827,881
  5. Step 5: Solve for x
    x = 2,232,008,858,827,881/21,529,516.50
  6. Step 6: Final answer
    x = 103,672,038.28

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.