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Finding the Third Proportional to 18,574,466 and 28,702,275

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Solution

The third proportional to 18,574,466 and 28,702,275 is: 44,352,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,466 : 28,702,275 = 28,702,275 : x
  2. Step 2: Convert to fraction form
    18,574,466/28,702,275 = 28,702,275/x
  3. Step 3: Cross multiply
    18,574,466x = 28,702,275 × 28,702,275
  4. Step 4: Simplify right side
    18,574,466x = 823,820,590,175,625
  5. Step 5: Solve for x
    x = 823,820,590,175,625/18,574,466
  6. Step 6: Final answer
    x = 44,352,316.25

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.