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Finding the Third Proportional to 15,284,060 and 20,768,168

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Solution

The third proportional to 15,284,060 and 20,768,168 is: 28,220,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,284,060 : 20,768,168 = 20,768,168 : x
  2. Step 2: Convert to fraction form
    15,284,060/20,768,168 = 20,768,168/x
  3. Step 3: Cross multiply
    15,284,060x = 20,768,168 × 20,768,168
  4. Step 4: Simplify right side
    15,284,060x = 431,316,802,076,224
  5. Step 5: Solve for x
    x = 431,316,802,076,224/15,284,060
  6. Step 6: Final answer
    x = 28,220,041.15

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.