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Finding the Third Proportional to 4,574,434.50 and 9,945,666

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Solution

The third proportional to 4,574,434.50 and 9,945,666 is: 21,623,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574,434.50 : 9,945,666 = 9,945,666 : x
  2. Step 2: Convert to fraction form
    4,574,434.50/9,945,666 = 9,945,666/x
  3. Step 3: Cross multiply
    4,574,434.50x = 9,945,666 × 9,945,666
  4. Step 4: Simplify right side
    4,574,434.50x = 98,916,272,183,556
  5. Step 5: Solve for x
    x = 98,916,272,183,556/4,574,434.50
  6. Step 6: Final answer
    x = 21,623,715.93

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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.