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Finding the Third Proportional to 4,280,700 and 9,267,072

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Solution

The third proportional to 4,280,700 and 9,267,072 is: 20,061,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280,700 : 9,267,072 = 9,267,072 : x
  2. Step 2: Convert to fraction form
    4,280,700/9,267,072 = 9,267,072/x
  3. Step 3: Cross multiply
    4,280,700x = 9,267,072 × 9,267,072
  4. Step 4: Simplify right side
    4,280,700x = 85,878,623,453,184
  5. Step 5: Solve for x
    x = 85,878,623,453,184/4,280,700
  6. Step 6: Final answer
    x = 20,061,817.80

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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.