Home / 14,012,574.30-21,027,718.80-8,255,296.80

Finding the Fourth Proportional to 14,012,574.30, 21,027,718.80 and 8,255,296.80

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Solution

The fourth proportional to 14,012,574.30, 21,027,718.80 and 8,255,296.80 is: 12,388,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,574.30 : 21,027,718.80 = 8,255,296.80 : x
  2. Step 2: Convert to fraction form
    14,012,574.30/21,027,718.80 = 8,255,296.80/x
  3. Step 3: Cross multiply
    14,012,574.30x = 21,027,718.80 × 8,255,296.80
  4. Step 4: Simplify right side
    14,012,574.30x = 173,590,059,720,939.84
  5. Step 5: Solve for x
    x = 173,590,059,720,939.84/14,012,574.30
  6. Step 6: Final answer
    x = 12,388,163.37

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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.