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Finding the Third Proportional to 13,485,468 and 29,128,865

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Solution

The third proportional to 13,485,468 and 29,128,865 is: 62,918,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,485,468 : 29,128,865 = 29,128,865 : x
  2. Step 2: Convert to fraction form
    13,485,468/29,128,865 = 29,128,865/x
  3. Step 3: Cross multiply
    13,485,468x = 29,128,865 × 29,128,865
  4. Step 4: Simplify right side
    13,485,468x = 848,490,776,188,225
  5. Step 5: Solve for x
    x = 848,490,776,188,225/13,485,468
  6. Step 6: Final answer
    x = 62,918,897.30

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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.