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Finding the Third Proportional to 8,443,653 and 18,435,702

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Solution

The third proportional to 8,443,653 and 18,435,702 is: 40,252,140.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443,653 : 18,435,702 = 18,435,702 : x
  2. Step 2: Convert to fraction form
    8,443,653/18,435,702 = 18,435,702/x
  3. Step 3: Cross multiply
    8,443,653x = 18,435,702 × 18,435,702
  4. Step 4: Simplify right side
    8,443,653x = 339,875,108,232,804
  5. Step 5: Solve for x
    x = 339,875,108,232,804/8,443,653
  6. Step 6: Final answer
    x = 40,252,140.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.