Home / 19,647,018.75-27,114,719.72-11,498,263.23

Finding the Fourth Proportional to 19,647,018.75, 27,114,719.72 and 11,498,263.23

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Solution

The fourth proportional to 19,647,018.75, 27,114,719.72 and 11,498,263.23 is: 15,868,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,647,018.75 : 27,114,719.72 = 11,498,263.23 : x
  2. Step 2: Convert to fraction form
    19,647,018.75/27,114,719.72 = 11,498,263.23/x
  3. Step 3: Cross multiply
    19,647,018.75x = 27,114,719.72 × 11,498,263.23
  4. Step 4: Simplify right side
    19,647,018.75x = 311,772,184,690,740.56
  5. Step 5: Solve for x
    x = 311,772,184,690,740.56/19,647,018.75
  6. Step 6: Final answer
    x = 15,868,676.50

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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.