Home / 19,570,742.28-27,006,049.30-11,311,339.52

Finding the Fourth Proportional to 19,570,742.28, 27,006,049.30 and 11,311,339.52

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Solution

The fourth proportional to 19,570,742.28, 27,006,049.30 and 11,311,339.52 is: 15,608,738.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570,742.28 : 27,006,049.30 = 11,311,339.52 : x
  2. Step 2: Convert to fraction form
    19,570,742.28/27,006,049.30 = 11,311,339.52/x
  3. Step 3: Cross multiply
    19,570,742.28x = 27,006,049.30 × 11,311,339.52
  4. Step 4: Simplify right side
    19,570,742.28x = 305,474,592,682,394.81
  5. Step 5: Solve for x
    x = 305,474,592,682,394.81/19,570,742.28
  6. Step 6: Final answer
    x = 15,608,738.21

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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.