Home / 8,557,359.19-12,835,939.83-2,080,471.21

Finding the Fourth Proportional to 8,557,359.19, 12,835,939.83 and 2,080,471.21

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Solution

The fourth proportional to 8,557,359.19, 12,835,939.83 and 2,080,471.21 is: 3,120,682.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557,359.19 : 12,835,939.83 = 2,080,471.21 : x
  2. Step 2: Convert to fraction form
    8,557,359.19/12,835,939.83 = 2,080,471.21/x
  3. Step 3: Cross multiply
    8,557,359.19x = 12,835,939.83 × 2,080,471.21
  4. Step 4: Simplify right side
    8,557,359.19x = 26,704,803,269,607.29
  5. Step 5: Solve for x
    x = 26,704,803,269,607.29/8,557,359.19
  6. Step 6: Final answer
    x = 3,120,682.76

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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.