Home / 14,615,390.28-21,879,406.74-8,840,647.56

Finding the Fourth Proportional to 14,615,390.28, 21,879,406.74 and 8,840,647.56

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Solution

The fourth proportional to 14,615,390.28, 21,879,406.74 and 8,840,647.56 is: 13,234,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615,390.28 : 21,879,406.74 = 8,840,647.56 : x
  2. Step 2: Convert to fraction form
    14,615,390.28/21,879,406.74 = 8,840,647.56/x
  3. Step 3: Cross multiply
    14,615,390.28x = 21,879,406.74 × 8,840,647.56
  4. Step 4: Simplify right side
    14,615,390.28x = 193,428,123,810,228.56
  5. Step 5: Solve for x
    x = 193,428,123,810,228.56/14,615,390.28
  6. Step 6: Final answer
    x = 13,234,550.71

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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.