Home / 16,890,021.23-25,335,029.78-14,608,765.64

Finding the Fourth Proportional to 16,890,021.23, 25,335,029.78 and 14,608,765.64

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Solution

The fourth proportional to 16,890,021.23, 25,335,029.78 and 14,608,765.64 is: 21,913,146.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890,021.23 : 25,335,029.78 = 14,608,765.64 : x
  2. Step 2: Convert to fraction form
    16,890,021.23/25,335,029.78 = 14,608,765.64/x
  3. Step 3: Cross multiply
    16,890,021.23x = 25,335,029.78 × 14,608,765.64
  4. Step 4: Simplify right side
    16,890,021.23x = 370,113,512,583,517.38
  5. Step 5: Solve for x
    x = 370,113,512,583,517.38/16,890,021.23
  6. Step 6: Final answer
    x = 21,913,146.68

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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.