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Finding the Third Proportional to 15,902,226 and 34,928,490

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Solution

The third proportional to 15,902,226 and 34,928,490 is: 76,718,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,902,226 : 34,928,490 = 34,928,490 : x
  2. Step 2: Convert to fraction form
    15,902,226/34,928,490 = 34,928,490/x
  3. Step 3: Cross multiply
    15,902,226x = 34,928,490 × 34,928,490
  4. Step 4: Simplify right side
    15,902,226x = 1,219,999,413,680,100
  5. Step 5: Solve for x
    x = 1,219,999,413,680,100/15,902,226
  6. Step 6: Final answer
    x = 76,718,782.24

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.