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Finding the Third Proportional to 15,145,869 and 32,601,210

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Solution

The third proportional to 15,145,869 and 32,601,210 is: 70,173,516.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,145,869 : 32,601,210 = 32,601,210 : x
  2. Step 2: Convert to fraction form
    15,145,869/32,601,210 = 32,601,210/x
  3. Step 3: Cross multiply
    15,145,869x = 32,601,210 × 32,601,210
  4. Step 4: Simplify right side
    15,145,869x = 1,062,838,893,464,100
  5. Step 5: Solve for x
    x = 1,062,838,893,464,100/15,145,869
  6. Step 6: Final answer
    x = 70,173,516.85

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.