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Finding the Third Proportional to 2,516,060 and 5,430,487

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Solution

The third proportional to 2,516,060 and 5,430,487 is: 11,720,781.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516,060 : 5,430,487 = 5,430,487 : x
  2. Step 2: Convert to fraction form
    2,516,060/5,430,487 = 5,430,487/x
  3. Step 3: Cross multiply
    2,516,060x = 5,430,487 × 5,430,487
  4. Step 4: Simplify right side
    2,516,060x = 29,490,189,057,169
  5. Step 5: Solve for x
    x = 29,490,189,057,169/2,516,060
  6. Step 6: Final answer
    x = 11,720,781.32

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.