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Finding the Third Proportional to 5,176,423 and 10,888,148

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Solution

The third proportional to 5,176,423 and 10,888,148 is: 22,902,256.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,423 : 10,888,148 = 10,888,148 : x
  2. Step 2: Convert to fraction form
    5,176,423/10,888,148 = 10,888,148/x
  3. Step 3: Cross multiply
    5,176,423x = 10,888,148 × 10,888,148
  4. Step 4: Simplify right side
    5,176,423x = 118,551,766,869,904
  5. Step 5: Solve for x
    x = 118,551,766,869,904/5,176,423
  6. Step 6: Final answer
    x = 22,902,256.42

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.