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Finding the Third Proportional to 3,362,540.98 and 5,353,078.32

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Solution

The third proportional to 3,362,540.98 and 5,353,078.32 is: 8,521,962.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,540.98 : 5,353,078.32 = 5,353,078.32 : x
  2. Step 2: Convert to fraction form
    3,362,540.98/5,353,078.32 = 5,353,078.32/x
  3. Step 3: Cross multiply
    3,362,540.98x = 5,353,078.32 × 5,353,078.32
  4. Step 4: Simplify right side
    3,362,540.98x = 28,655,447,545,221.16
  5. Step 5: Solve for x
    x = 28,655,447,545,221.16/3,362,540.98
  6. Step 6: Final answer
    x = 8,521,962.33

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.