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Finding the Third Proportional to 15,351,520 and 31,789,952

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Solution

The third proportional to 15,351,520 and 31,789,952 is: 65,830,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,351,520 : 31,789,952 = 31,789,952 : x
  2. Step 2: Convert to fraction form
    15,351,520/31,789,952 = 31,789,952/x
  3. Step 3: Cross multiply
    15,351,520x = 31,789,952 × 31,789,952
  4. Step 4: Simplify right side
    15,351,520x = 1,010,601,048,162,304
  5. Step 5: Solve for x
    x = 1,010,601,048,162,304/15,351,520
  6. Step 6: Final answer
    x = 65,830,683.10

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.