Home / 14,494,421.75-20,002,687.29-7,879,457.52

Finding the Fourth Proportional to 14,494,421.75, 20,002,687.29 and 7,879,457.52

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Solution

The fourth proportional to 14,494,421.75, 20,002,687.29 and 7,879,457.52 is: 10,873,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,494,421.75 : 20,002,687.29 = 7,879,457.52 : x
  2. Step 2: Convert to fraction form
    14,494,421.75/20,002,687.29 = 7,879,457.52/x
  3. Step 3: Cross multiply
    14,494,421.75x = 20,002,687.29 × 7,879,457.52
  4. Step 4: Simplify right side
    14,494,421.75x = 157,610,324,787,398.91
  5. Step 5: Solve for x
    x = 157,610,324,787,398.91/14,494,421.75
  6. Step 6: Final answer
    x = 10,873,860.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.