Home / 13,289,062.80-19,933,594.20-13,037,120.40

Finding the Fourth Proportional to 13,289,062.80, 19,933,594.20 and 13,037,120.40

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Solution

The fourth proportional to 13,289,062.80, 19,933,594.20 and 13,037,120.40 is: 19,555,680.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289,062.80 : 19,933,594.20 = 13,037,120.40 : x
  2. Step 2: Convert to fraction form
    13,289,062.80/19,933,594.20 = 13,037,120.40/x
  3. Step 3: Cross multiply
    13,289,062.80x = 19,933,594.20 × 13,037,120.40
  4. Step 4: Simplify right side
    13,289,062.80x = 259,876,667,590,141.69
  5. Step 5: Solve for x
    x = 259,876,667,590,141.69/13,289,062.80
  6. Step 6: Final answer
    x = 19,555,680.60

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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.