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Finding the Third Proportional to 15,413,859 and 32,102,899

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Solution

The third proportional to 15,413,859 and 32,102,899 is: 66,861,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413,859 : 32,102,899 = 32,102,899 : x
  2. Step 2: Convert to fraction form
    15,413,859/32,102,899 = 32,102,899/x
  3. Step 3: Cross multiply
    15,413,859x = 32,102,899 × 32,102,899
  4. Step 4: Simplify right side
    15,413,859x = 1,030,596,124,204,201
  5. Step 5: Solve for x
    x = 1,030,596,124,204,201/15,413,859
  6. Step 6: Final answer
    x = 66,861,655.10

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.