Home / 30,789,657.27-42,263,396.42-27,226,935.86

Finding the Fourth Proportional to 30,789,657.27, 42,263,396.42 and 27,226,935.86

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Solution

The fourth proportional to 30,789,657.27, 42,263,396.42 and 27,226,935.86 is: 37,373,029.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,789,657.27 : 42,263,396.42 = 27,226,935.86 : x
  2. Step 2: Convert to fraction form
    30,789,657.27/42,263,396.42 = 27,226,935.86/x
  3. Step 3: Cross multiply
    30,789,657.27x = 42,263,396.42 × 27,226,935.86
  4. Step 4: Simplify right side
    30,789,657.27x = 1,150,702,783,205,642
  5. Step 5: Solve for x
    x = 1,150,702,783,205,642/30,789,657.27
  6. Step 6: Final answer
    x = 37,373,029.95

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.