Home / 11,911,561.94-17,858,632.16-3,819,931.68

Finding the Fourth Proportional to 11,911,561.94, 17,858,632.16 and 3,819,931.68

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Solution

The fourth proportional to 11,911,561.94, 17,858,632.16 and 3,819,931.68 is: 5,727,104.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,911,561.94 : 17,858,632.16 = 3,819,931.68 : x
  2. Step 2: Convert to fraction form
    11,911,561.94/17,858,632.16 = 3,819,931.68/x
  3. Step 3: Cross multiply
    11,911,561.94x = 17,858,632.16 × 3,819,931.68
  4. Step 4: Simplify right side
    11,911,561.94x = 68,218,754,749,450.84
  5. Step 5: Solve for x
    x = 68,218,754,749,450.84/11,911,561.94
  6. Step 6: Final answer
    x = 5,727,104.06

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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.