Home / 12,840,571.95-17,704,494.36-11,095,086.75

Finding the Fourth Proportional to 12,840,571.95, 17,704,494.36 and 11,095,086.75

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Solution

The fourth proportional to 12,840,571.95, 17,704,494.36 and 11,095,086.75 is: 15,297,831.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,840,571.95 : 17,704,494.36 = 11,095,086.75 : x
  2. Step 2: Convert to fraction form
    12,840,571.95/17,704,494.36 = 11,095,086.75/x
  3. Step 3: Cross multiply
    12,840,571.95x = 17,704,494.36 × 11,095,086.75
  4. Step 4: Simplify right side
    12,840,571.95x = 196,432,900,789,085.72
  5. Step 5: Solve for x
    x = 196,432,900,789,085.72/12,840,571.95
  6. Step 6: Final answer
    x = 15,297,831.09

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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.