Home / 14,185,513.70-21,278,270.55-8,194,883.30

Finding the Fourth Proportional to 14,185,513.70, 21,278,270.55 and 8,194,883.30

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Solution

The fourth proportional to 14,185,513.70, 21,278,270.55 and 8,194,883.30 is: 12,292,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,513.70 : 21,278,270.55 = 8,194,883.30 : x
  2. Step 2: Convert to fraction form
    14,185,513.70/21,278,270.55 = 8,194,883.30/x
  3. Step 3: Cross multiply
    14,185,513.70x = 21,278,270.55 × 8,194,883.30
  4. Step 4: Simplify right side
    14,185,513.70x = 174,372,943,983,076.81
  5. Step 5: Solve for x
    x = 174,372,943,983,076.81/14,185,513.70
  6. Step 6: Final answer
    x = 12,292,324.95

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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.