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Finding the Third Proportional to 4,266,621 and 9,035,037

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Solution

The third proportional to 4,266,621 and 9,035,037 is: 19,132,679.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266,621 : 9,035,037 = 9,035,037 : x
  2. Step 2: Convert to fraction form
    4,266,621/9,035,037 = 9,035,037/x
  3. Step 3: Cross multiply
    4,266,621x = 9,035,037 × 9,035,037
  4. Step 4: Simplify right side
    4,266,621x = 81,631,893,591,369
  5. Step 5: Solve for x
    x = 81,631,893,591,369/4,266,621
  6. Step 6: Final answer
    x = 19,132,679.84

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.