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Finding the Third Proportional to 10,987,652.53 and 16,163,938.55

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Solution

The third proportional to 10,987,652.53 and 16,163,938.55 is: 23,778,774.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,652.53 : 16,163,938.55 = 16,163,938.55 : x
  2. Step 2: Convert to fraction form
    10,987,652.53/16,163,938.55 = 16,163,938.55/x
  3. Step 3: Cross multiply
    10,987,652.53x = 16,163,938.55 × 16,163,938.55
  4. Step 4: Simplify right side
    10,987,652.53x = 261,272,909,347,151.50
  5. Step 5: Solve for x
    x = 261,272,909,347,151.50/10,987,652.53
  6. Step 6: Final answer
    x = 23,778,774.27

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.