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Finding the Third Proportional to 8,784,704 and 18,969,088

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Solution

The third proportional to 8,784,704 and 18,969,088 is: 40,960,549.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,704 : 18,969,088 = 18,969,088 : x
  2. Step 2: Convert to fraction form
    8,784,704/18,969,088 = 18,969,088/x
  3. Step 3: Cross multiply
    8,784,704x = 18,969,088 × 18,969,088
  4. Step 4: Simplify right side
    8,784,704x = 359,826,299,551,744
  5. Step 5: Solve for x
    x = 359,826,299,551,744/8,784,704
  6. Step 6: Final answer
    x = 40,960,549.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.