Home / 31,183,614.80-46,704,563.40-19,704,489.20

Finding the Fourth Proportional to 31,183,614.80, 46,704,563.40 and 19,704,489.20

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Solution

The fourth proportional to 31,183,614.80, 46,704,563.40 and 19,704,489.20 is: 29,511,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183,614.80 : 46,704,563.40 = 19,704,489.20 : x
  2. Step 2: Convert to fraction form
    31,183,614.80/46,704,563.40 = 19,704,489.20/x
  3. Step 3: Cross multiply
    31,183,614.80x = 46,704,563.40 × 19,704,489.20
  4. Step 4: Simplify right side
    31,183,614.80x = 920,289,565,106,015.25
  5. Step 5: Solve for x
    x = 920,289,565,106,015.25/31,183,614.80
  6. Step 6: Final answer
    x = 29,511,959.12

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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.