Home / 19,682,824.41-27,131,367.42-13,477,139.55

Finding the Fourth Proportional to 19,682,824.41, 27,131,367.42 and 13,477,139.55

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Solution

The fourth proportional to 19,682,824.41, 27,131,367.42 and 13,477,139.55 is: 18,577,274.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682,824.41 : 27,131,367.42 = 13,477,139.55 : x
  2. Step 2: Convert to fraction form
    19,682,824.41/27,131,367.42 = 13,477,139.55/x
  3. Step 3: Cross multiply
    19,682,824.41x = 27,131,367.42 × 13,477,139.55
  4. Step 4: Simplify right side
    19,682,824.41x = 365,653,224,901,663.50
  5. Step 5: Solve for x
    x = 365,653,224,901,663.50/19,682,824.41
  6. Step 6: Final answer
    x = 18,577,274.14

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1.5x scale

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.