Home / 19,647,017.75-27,114,718.34-11,498,262.23

Finding the Fourth Proportional to 19,647,017.75, 27,114,718.34 and 11,498,262.23

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Solution

The fourth proportional to 19,647,017.75, 27,114,718.34 and 11,498,262.23 is: 15,868,675.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,647,017.75 : 27,114,718.34 = 11,498,262.23 : x
  2. Step 2: Convert to fraction form
    19,647,017.75/27,114,718.34 = 11,498,262.23/x
  3. Step 3: Cross multiply
    19,647,017.75x = 27,114,718.34 × 11,498,262.23
  4. Step 4: Simplify right side
    19,647,017.75x = 311,772,141,708,419
  5. Step 5: Solve for x
    x = 311,772,141,708,419/19,647,017.75
  6. Step 6: Final answer
    x = 15,868,675.12

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1.5x scale

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.