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Finding the Third Proportional to 15,965,664.19 and 34,953,896.81

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Solution

The third proportional to 15,965,664.19 and 34,953,896.81 is: 76,525,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965,664.19 : 34,953,896.81 = 34,953,896.81 : x
  2. Step 2: Convert to fraction form
    15,965,664.19/34,953,896.81 = 34,953,896.81/x
  3. Step 3: Cross multiply
    15,965,664.19x = 34,953,896.81 × 34,953,896.81
  4. Step 4: Simplify right side
    15,965,664.19x = 1,221,774,902,378,897.75
  5. Step 5: Solve for x
    x = 1,221,774,902,378,897.75/15,965,664.19
  6. Step 6: Final answer
    x = 76,525,153.48

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.