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Finding the Third Proportional to 13,518,270 and 28,155,312

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Solution

The third proportional to 13,518,270 and 28,155,312 is: 58,640,757.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,518,270 : 28,155,312 = 28,155,312 : x
  2. Step 2: Convert to fraction form
    13,518,270/28,155,312 = 28,155,312/x
  3. Step 3: Cross multiply
    13,518,270x = 28,155,312 × 28,155,312
  4. Step 4: Simplify right side
    13,518,270x = 792,721,593,817,344
  5. Step 5: Solve for x
    x = 792,721,593,817,344/13,518,270
  6. Step 6: Final answer
    x = 58,640,757.57

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.