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Finding the Third Proportional to 5,485,060 and 11,813,020

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Solution

The third proportional to 5,485,060 and 11,813,020 is: 25,441,370.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485,060 : 11,813,020 = 11,813,020 : x
  2. Step 2: Convert to fraction form
    5,485,060/11,813,020 = 11,813,020/x
  3. Step 3: Cross multiply
    5,485,060x = 11,813,020 × 11,813,020
  4. Step 4: Simplify right side
    5,485,060x = 139,547,441,520,400
  5. Step 5: Solve for x
    x = 139,547,441,520,400/5,485,060
  6. Step 6: Final answer
    x = 25,441,370.11

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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.