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Finding the Third Proportional to 13,471,616.25 and 21,108,681

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Solution

The third proportional to 13,471,616.25 and 21,108,681 is: 33,075,200.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,616.25 : 21,108,681 = 21,108,681 : x
  2. Step 2: Convert to fraction form
    13,471,616.25/21,108,681 = 21,108,681/x
  3. Step 3: Cross multiply
    13,471,616.25x = 21,108,681 × 21,108,681
  4. Step 4: Simplify right side
    13,471,616.25x = 445,576,413,559,761
  5. Step 5: Solve for x
    x = 445,576,413,559,761/13,471,616.25
  6. Step 6: Final answer
    x = 33,075,200.87

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.