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Finding the Third Proportional to 13,263,057 and 21,090,303

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Solution

The third proportional to 13,263,057 and 21,090,303 is: 33,536,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,057 : 21,090,303 = 21,090,303 : x
  2. Step 2: Convert to fraction form
    13,263,057/21,090,303 = 21,090,303/x
  3. Step 3: Cross multiply
    13,263,057x = 21,090,303 × 21,090,303
  4. Step 4: Simplify right side
    13,263,057x = 444,800,880,631,809
  5. Step 5: Solve for x
    x = 444,800,880,631,809/13,263,057
  6. Step 6: Final answer
    x = 33,536,829.45

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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.