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Finding the Third Proportional to 19,146,701 and 28,739,640

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Solution

The third proportional to 19,146,701 and 28,739,640 is: 43,138,862.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,146,701 : 28,739,640 = 28,739,640 : x
  2. Step 2: Convert to fraction form
    19,146,701/28,739,640 = 28,739,640/x
  3. Step 3: Cross multiply
    19,146,701x = 28,739,640 × 28,739,640
  4. Step 4: Simplify right side
    19,146,701x = 825,966,907,329,600
  5. Step 5: Solve for x
    x = 825,966,907,329,600/19,146,701
  6. Step 6: Final answer
    x = 43,138,862.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.