Home / 7,119,856.40-10,675,061.40-3,926,512.40

Finding the Fourth Proportional to 7,119,856.40, 10,675,061.40 and 3,926,512.40

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Solution

The fourth proportional to 7,119,856.40, 10,675,061.40 and 3,926,512.40 is: 5,887,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119,856.40 : 10,675,061.40 = 3,926,512.40 : x
  2. Step 2: Convert to fraction form
    7,119,856.40/10,675,061.40 = 3,926,512.40/x
  3. Step 3: Cross multiply
    7,119,856.40x = 10,675,061.40 × 3,926,512.40
  4. Step 4: Simplify right side
    7,119,856.40x = 41,915,760,957,861.36
  5. Step 5: Solve for x
    x = 41,915,760,957,861.36/7,119,856.40
  6. Step 6: Final answer
    x = 5,887,163.81

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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.