Home / 20,823,268.08-31,194,223.88-14,345,199.12

Finding the Fourth Proportional to 20,823,268.08, 31,194,223.88 and 14,345,199.12

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Solution

The fourth proportional to 20,823,268.08, 31,194,223.88 and 14,345,199.12 is: 21,489,775.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,823,268.08 : 31,194,223.88 = 14,345,199.12 : x
  2. Step 2: Convert to fraction form
    20,823,268.08/31,194,223.88 = 14,345,199.12/x
  3. Step 3: Cross multiply
    20,823,268.08x = 31,194,223.88 × 14,345,199.12
  4. Step 4: Simplify right side
    20,823,268.08x = 447,487,352,952,458.94
  5. Step 5: Solve for x
    x = 447,487,352,952,458.94/20,823,268.08
  6. Step 6: Final answer
    x = 21,489,775.34

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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.