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Finding the Third Proportional to 6,789,128 and 14,641,138

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Solution

The third proportional to 6,789,128 and 14,641,138 is: 31,574,441.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789,128 : 14,641,138 = 14,641,138 : x
  2. Step 2: Convert to fraction form
    6,789,128/14,641,138 = 14,641,138/x
  3. Step 3: Cross multiply
    6,789,128x = 14,641,138 × 14,641,138
  4. Step 4: Simplify right side
    6,789,128x = 214,362,921,935,044
  5. Step 5: Solve for x
    x = 214,362,921,935,044/6,789,128
  6. Step 6: Final answer
    x = 31,574,441.07

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.