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Finding the Third Proportional to 13,890,260 and 29,913,948

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Solution

The third proportional to 13,890,260 and 29,913,948 is: 64,422,428.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,890,260 : 29,913,948 = 29,913,948 : x
  2. Step 2: Convert to fraction form
    13,890,260/29,913,948 = 29,913,948/x
  3. Step 3: Cross multiply
    13,890,260x = 29,913,948 × 29,913,948
  4. Step 4: Simplify right side
    13,890,260x = 894,844,284,946,704
  5. Step 5: Solve for x
    x = 894,844,284,946,704/13,890,260
  6. Step 6: Final answer
    x = 64,422,428.73

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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.