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Finding the Third Proportional to 21,525,331 and 33,130,503

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Solution

The third proportional to 21,525,331 and 33,130,503 is: 50,992,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,525,331 : 33,130,503 = 33,130,503 : x
  2. Step 2: Convert to fraction form
    21,525,331/33,130,503 = 33,130,503/x
  3. Step 3: Cross multiply
    21,525,331x = 33,130,503 × 33,130,503
  4. Step 4: Simplify right side
    21,525,331x = 1,097,630,229,033,009
  5. Step 5: Solve for x
    x = 1,097,630,229,033,009/21,525,331
  6. Step 6: Final answer
    x = 50,992,490.15

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.