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Finding the Third Proportional to 9,021,906 and 21,290,083

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Solution

The third proportional to 9,021,906 and 21,290,083 is: 50,240,784.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,906 : 21,290,083 = 21,290,083 : x
  2. Step 2: Convert to fraction form
    9,021,906/21,290,083 = 21,290,083/x
  3. Step 3: Cross multiply
    9,021,906x = 21,290,083 × 21,290,083
  4. Step 4: Simplify right side
    9,021,906x = 453,267,634,146,889
  5. Step 5: Solve for x
    x = 453,267,634,146,889/9,021,906
  6. Step 6: Final answer
    x = 50,240,784.39

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.