Home / 20,185,491.59-30,278,056.95-6,353,493.66

Finding the Fourth Proportional to 20,185,491.59, 30,278,056.95 and 6,353,493.66

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Solution

The fourth proportional to 20,185,491.59, 30,278,056.95 and 6,353,493.66 is: 9,530,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,185,491.59 : 30,278,056.95 = 6,353,493.66 : x
  2. Step 2: Convert to fraction form
    20,185,491.59/30,278,056.95 = 6,353,493.66/x
  3. Step 3: Cross multiply
    20,185,491.59x = 30,278,056.95 × 6,353,493.66
  4. Step 4: Simplify right side
    20,185,491.59x = 192,371,442,868,943.94
  5. Step 5: Solve for x
    x = 192,371,442,868,943.94/20,185,491.59
  6. Step 6: Final answer
    x = 9,530,183.70

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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.