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Finding the Third Proportional to 15,301,869 and 32,330,740

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Solution

The third proportional to 15,301,869 and 32,330,740 is: 68,310,397.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,301,869 : 32,330,740 = 32,330,740 : x
  2. Step 2: Convert to fraction form
    15,301,869/32,330,740 = 32,330,740/x
  3. Step 3: Cross multiply
    15,301,869x = 32,330,740 × 32,330,740
  4. Step 4: Simplify right side
    15,301,869x = 1,045,276,748,947,600
  5. Step 5: Solve for x
    x = 1,045,276,748,947,600/15,301,869
  6. Step 6: Final answer
    x = 68,310,397.18

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.