Home / 14,947,959.18-20,628,183.93-8,072,441.24

Finding the Fourth Proportional to 14,947,959.18, 20,628,183.93 and 8,072,441.24

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Solution

The fourth proportional to 14,947,959.18, 20,628,183.93 and 8,072,441.24 is: 11,139,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,959.18 : 20,628,183.93 = 8,072,441.24 : x
  2. Step 2: Convert to fraction form
    14,947,959.18/20,628,183.93 = 8,072,441.24/x
  3. Step 3: Cross multiply
    14,947,959.18x = 20,628,183.93 × 8,072,441.24
  4. Step 4: Simplify right side
    14,947,959.18x = 166,519,802,726,182.78
  5. Step 5: Solve for x
    x = 166,519,802,726,182.78/14,947,959.18
  6. Step 6: Final answer
    x = 11,139,969.06

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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.