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Finding the Third Proportional to 4,130,284 and 8,946,889

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Solution

The third proportional to 4,130,284 and 8,946,889 is: 19,380,464.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130,284 : 8,946,889 = 8,946,889 : x
  2. Step 2: Convert to fraction form
    4,130,284/8,946,889 = 8,946,889/x
  3. Step 3: Cross multiply
    4,130,284x = 8,946,889 × 8,946,889
  4. Step 4: Simplify right side
    4,130,284x = 80,046,822,778,321
  5. Step 5: Solve for x
    x = 80,046,822,778,321/4,130,284
  6. Step 6: Final answer
    x = 19,380,464.58

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.