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Finding the Third Proportional to 12,767,980 and 28,370,276

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Solution

The third proportional to 12,767,980 and 28,370,276 is: 63,038,363.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767,980 : 28,370,276 = 28,370,276 : x
  2. Step 2: Convert to fraction form
    12,767,980/28,370,276 = 28,370,276/x
  3. Step 3: Cross multiply
    12,767,980x = 28,370,276 × 28,370,276
  4. Step 4: Simplify right side
    12,767,980x = 804,872,560,316,176
  5. Step 5: Solve for x
    x = 804,872,560,316,176/12,767,980
  6. Step 6: Final answer
    x = 63,038,363.18

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.