Home / 18,633,238.46-27,950,228.87-4,986,362.10

Finding the Fourth Proportional to 18,633,238.46, 27,950,228.87 and 4,986,362.10

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Solution

The fourth proportional to 18,633,238.46, 27,950,228.87 and 4,986,362.10 is: 7,479,642.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633,238.46 : 27,950,228.87 = 4,986,362.10 : x
  2. Step 2: Convert to fraction form
    18,633,238.46/27,950,228.87 = 4,986,362.10/x
  3. Step 3: Cross multiply
    18,633,238.46x = 27,950,228.87 × 4,986,362.10
  4. Step 4: Simplify right side
    18,633,238.46x = 139,369,961,923,693.83
  5. Step 5: Solve for x
    x = 139,369,961,923,693.83/18,633,238.46
  6. Step 6: Final answer
    x = 7,479,642.48

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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.