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Finding the Third Proportional to 14,528,078 and 31,890,143

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Solution

The third proportional to 14,528,078 and 31,890,143 is: 70,001,084.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528,078 : 31,890,143 = 31,890,143 : x
  2. Step 2: Convert to fraction form
    14,528,078/31,890,143 = 31,890,143/x
  3. Step 3: Cross multiply
    14,528,078x = 31,890,143 × 31,890,143
  4. Step 4: Simplify right side
    14,528,078x = 1,016,981,220,560,449
  5. Step 5: Solve for x
    x = 1,016,981,220,560,449/14,528,078
  6. Step 6: Final answer
    x = 70,001,084.83

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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.