Home / 13,524,498-20,287,927.84-3,427,119.36

Finding the Fourth Proportional to 13,524,498, 20,287,927.84 and 3,427,119.36

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Solution

The fourth proportional to 13,524,498, 20,287,927.84 and 3,427,119.36 is: 5,140,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,498 : 20,287,927.84 = 3,427,119.36 : x
  2. Step 2: Convert to fraction form
    13,524,498/20,287,927.84 = 3,427,119.36/x
  3. Step 3: Cross multiply
    13,524,498x = 20,287,927.84 × 3,427,119.36
  4. Step 4: Simplify right side
    13,524,498x = 69,529,150,274,746.98
  5. Step 5: Solve for x
    x = 69,529,150,274,746.98/13,524,498
  6. Step 6: Final answer
    x = 5,140,978.27

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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.