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Finding the Third Proportional to 13,938,528 and 20,907,792

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Solution

The third proportional to 13,938,528 and 20,907,792 is: 31,361,688

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,938,528 : 20,907,792 = 20,907,792 : x
  2. Step 2: Convert to fraction form
    13,938,528/20,907,792 = 20,907,792/x
  3. Step 3: Cross multiply
    13,938,528x = 20,907,792 × 20,907,792
  4. Step 4: Simplify right side
    13,938,528x = 437,135,766,315,264
  5. Step 5: Solve for x
    x = 437,135,766,315,264/13,938,528
  6. Step 6: Final answer
    x = 31,361,688

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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.