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Finding the Third Proportional to 12,961,472 and 28,364,032

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Solution

The third proportional to 12,961,472 and 28,364,032 is: 62,069,980.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,961,472 : 28,364,032 = 28,364,032 : x
  2. Step 2: Convert to fraction form
    12,961,472/28,364,032 = 28,364,032/x
  3. Step 3: Cross multiply
    12,961,472x = 28,364,032 × 28,364,032
  4. Step 4: Simplify right side
    12,961,472x = 804,518,311,297,024
  5. Step 5: Solve for x
    x = 804,518,311,297,024/12,961,472
  6. Step 6: Final answer
    x = 62,069,980.27

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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.