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Finding the Third Proportional to 4,283,535.66 and 9,348,399.84

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Solution

The third proportional to 4,283,535.66 and 9,348,399.84 is: 20,401,973.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283,535.66 : 9,348,399.84 = 9,348,399.84 : x
  2. Step 2: Convert to fraction form
    4,283,535.66/9,348,399.84 = 9,348,399.84/x
  3. Step 3: Cross multiply
    4,283,535.66x = 9,348,399.84 × 9,348,399.84
  4. Step 4: Simplify right side
    4,283,535.66x = 87,392,579,638,625.03
  5. Step 5: Solve for x
    x = 87,392,579,638,625.03/4,283,535.66
  6. Step 6: Final answer
    x = 20,401,973.19

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.