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Finding the Third Proportional to 10,355,938 and 15,533,909

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Solution

The third proportional to 10,355,938 and 15,533,909 is: 23,300,866.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355,938 : 15,533,909 = 15,533,909 : x
  2. Step 2: Convert to fraction form
    10,355,938/15,533,909 = 15,533,909/x
  3. Step 3: Cross multiply
    10,355,938x = 15,533,909 × 15,533,909
  4. Step 4: Simplify right side
    10,355,938x = 241,302,328,820,281
  5. Step 5: Solve for x
    x = 241,302,328,820,281/10,355,938
  6. Step 6: Final answer
    x = 23,300,866.50

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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.