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Finding the Third Proportional to 28,924,800 and 39,662,280

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Solution

The third proportional to 28,924,800 and 39,662,280 is: 54,385,733.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924,800 : 39,662,280 = 39,662,280 : x
  2. Step 2: Convert to fraction form
    28,924,800/39,662,280 = 39,662,280/x
  3. Step 3: Cross multiply
    28,924,800x = 39,662,280 × 39,662,280
  4. Step 4: Simplify right side
    28,924,800x = 1,573,096,454,798,400
  5. Step 5: Solve for x
    x = 1,573,096,454,798,400/28,924,800
  6. Step 6: Final answer
    x = 54,385,733.17

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.