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Finding the Third Proportional to 5,213,730 and 10,904,154

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Solution

The third proportional to 5,213,730 and 10,904,154 is: 22,805,280.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,730 : 10,904,154 = 10,904,154 : x
  2. Step 2: Convert to fraction form
    5,213,730/10,904,154 = 10,904,154/x
  3. Step 3: Cross multiply
    5,213,730x = 10,904,154 × 10,904,154
  4. Step 4: Simplify right side
    5,213,730x = 118,900,574,455,716
  5. Step 5: Solve for x
    x = 118,900,574,455,716/5,213,730
  6. Step 6: Final answer
    x = 22,805,280.38

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.