Home / 8,524,840.71-11,764,706.88-5,216,099.76

Finding the Fourth Proportional to 8,524,840.71, 11,764,706.88 and 5,216,099.76

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Solution

The fourth proportional to 8,524,840.71, 11,764,706.88 and 5,216,099.76 is: 7,198,478.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524,840.71 : 11,764,706.88 = 5,216,099.76 : x
  2. Step 2: Convert to fraction form
    8,524,840.71/11,764,706.88 = 5,216,099.76/x
  3. Step 3: Cross multiply
    8,524,840.71x = 11,764,706.88 × 5,216,099.76
  4. Step 4: Simplify right side
    8,524,840.71x = 61,365,884,733,238.35
  5. Step 5: Solve for x
    x = 61,365,884,733,238.35/8,524,840.71
  6. Step 6: Final answer
    x = 7,198,478.75

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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.