Home / 18,830,014.92-28,245,022.38-5,366,493

Finding the Fourth Proportional to 18,830,014.92, 28,245,022.38 and 5,366,493

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Solution

The fourth proportional to 18,830,014.92, 28,245,022.38 and 5,366,493 is: 8,049,739.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,830,014.92 : 28,245,022.38 = 5,366,493 : x
  2. Step 2: Convert to fraction form
    18,830,014.92/28,245,022.38 = 5,366,493/x
  3. Step 3: Cross multiply
    18,830,014.92x = 28,245,022.38 × 5,366,493
  4. Step 4: Simplify right side
    18,830,014.92x = 151,576,714,887,113.34
  5. Step 5: Solve for x
    x = 151,576,714,887,113.34/18,830,014.92
  6. Step 6: Final answer
    x = 8,049,739.50

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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.