Home / 12,273,015.24-18,409,522.32-11,659,315.70

Finding the Fourth Proportional to 12,273,015.24, 18,409,522.32 and 11,659,315.70

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Solution

The fourth proportional to 12,273,015.24, 18,409,522.32 and 11,659,315.70 is: 17,488,973.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273,015.24 : 18,409,522.32 = 11,659,315.70 : x
  2. Step 2: Convert to fraction form
    12,273,015.24/18,409,522.32 = 11,659,315.70/x
  3. Step 3: Cross multiply
    12,273,015.24x = 18,409,522.32 × 11,659,315.70
  4. Step 4: Simplify right side
    12,273,015.24x = 214,642,432,615,076.41
  5. Step 5: Solve for x
    x = 214,642,432,615,076.41/12,273,015.24
  6. Step 6: Final answer
    x = 17,488,973.04

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1.5x scale

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.