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Finding the Third Proportional to 10,355,945 and 15,533,918

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Solution

The third proportional to 10,355,945 and 15,533,918 is: 23,300,877.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355,945 : 15,533,918 = 15,533,918 : x
  2. Step 2: Convert to fraction form
    10,355,945/15,533,918 = 15,533,918/x
  3. Step 3: Cross multiply
    10,355,945x = 15,533,918 × 15,533,918
  4. Step 4: Simplify right side
    10,355,945x = 241,302,608,430,724
  5. Step 5: Solve for x
    x = 241,302,608,430,724/10,355,945
  6. Step 6: Final answer
    x = 23,300,877.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.