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Finding the Fourth Proportional to 11,740,563.40, 16,466,648.60 and 11,740,563.40

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Solution

The fourth proportional to 11,740,563.40, 16,466,648.60 and 11,740,563.40 is: 16,466,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740,563.40 : 16,466,648.60 = 11,740,563.40 : x
  2. Step 2: Convert to fraction form
    11,740,563.40/16,466,648.60 = 11,740,563.40/x
  3. Step 3: Cross multiply
    11,740,563.40x = 16,466,648.60 × 11,740,563.40
  4. Step 4: Simplify right side
    11,740,563.40x = 193,327,731,873,821.25
  5. Step 5: Solve for x
    x = 193,327,731,873,821.25/11,740,563.40
  6. Step 6: Final answer
    x = 16,466,648.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.