Home / 18,892,777.64-28,339,244.22-5,246,999.24

Finding the Fourth Proportional to 18,892,777.64, 28,339,244.22 and 5,246,999.24

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Solution

The fourth proportional to 18,892,777.64, 28,339,244.22 and 5,246,999.24 is: 7,870,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,892,777.64 : 28,339,244.22 = 5,246,999.24 : x
  2. Step 2: Convert to fraction form
    18,892,777.64/28,339,244.22 = 5,246,999.24/x
  3. Step 3: Cross multiply
    18,892,777.64x = 28,339,244.22 × 5,246,999.24
  4. Step 4: Simplify right side
    18,892,777.64x = 148,695,992,884,514.41
  5. Step 5: Solve for x
    x = 148,695,992,884,514.41/18,892,777.64
  6. Step 6: Final answer
    x = 7,870,520.46

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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.