Home / 18,735,166.64-25,840,265.16-16,126,111.28

Finding the Fourth Proportional to 18,735,166.64, 25,840,265.16 and 16,126,111.28

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Solution

The fourth proportional to 18,735,166.64, 25,840,265.16 and 16,126,111.28 is: 22,241,755.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,735,166.64 : 25,840,265.16 = 16,126,111.28 : x
  2. Step 2: Convert to fraction form
    18,735,166.64/25,840,265.16 = 16,126,111.28/x
  3. Step 3: Cross multiply
    18,735,166.64x = 25,840,265.16 × 16,126,111.28
  4. Step 4: Simplify right side
    18,735,166.64x = 416,702,991,474,867
  5. Step 5: Solve for x
    x = 416,702,991,474,867/18,735,166.64
  6. Step 6: Final answer
    x = 22,241,755.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.