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Finding the Third Proportional to 8,490,260 and 13,065,735

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Solution

The third proportional to 8,490,260 and 13,065,735 is: 20,106,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,490,260 : 13,065,735 = 13,065,735 : x
  2. Step 2: Convert to fraction form
    8,490,260/13,065,735 = 13,065,735/x
  3. Step 3: Cross multiply
    8,490,260x = 13,065,735 × 13,065,735
  4. Step 4: Simplify right side
    8,490,260x = 170,713,431,090,225
  5. Step 5: Solve for x
    x = 170,713,431,090,225/8,490,260
  6. Step 6: Final answer
    x = 20,106,973.30

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.