Home / 11,983,433.68-16,535,288.36-6,826,139.92

Finding the Fourth Proportional to 11,983,433.68, 16,535,288.36 and 6,826,139.92

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Solution

The fourth proportional to 11,983,433.68, 16,535,288.36 and 6,826,139.92 is: 9,419,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983,433.68 : 16,535,288.36 = 6,826,139.92 : x
  2. Step 2: Convert to fraction form
    11,983,433.68/16,535,288.36 = 6,826,139.92/x
  3. Step 3: Cross multiply
    11,983,433.68x = 16,535,288.36 × 6,826,139.92
  4. Step 4: Simplify right side
    11,983,433.68x = 112,872,191,962,907.33
  5. Step 5: Solve for x
    x = 112,872,191,962,907.33/11,983,433.68
  6. Step 6: Final answer
    x = 9,419,019.20

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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.