Home / 7,459,571.52-11,199,825.72-3,818,901.78

Finding the Fourth Proportional to 7,459,571.52, 11,199,825.72 and 3,818,901.78

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Solution

The fourth proportional to 7,459,571.52, 11,199,825.72 and 3,818,901.78 is: 5,733,711.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459,571.52 : 11,199,825.72 = 3,818,901.78 : x
  2. Step 2: Convert to fraction form
    7,459,571.52/11,199,825.72 = 3,818,901.78/x
  3. Step 3: Cross multiply
    7,459,571.52x = 11,199,825.72 × 3,818,901.78
  4. Step 4: Simplify right side
    7,459,571.52x = 42,771,034,377,797.78
  5. Step 5: Solve for x
    x = 42,771,034,377,797.78/7,459,571.52
  6. Step 6: Final answer
    x = 5,733,711.95

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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.