Home / 6,441,299.60-8,888,893.80-3,540,628.40

Finding the Fourth Proportional to 6,441,299.60, 8,888,893.80 and 3,540,628.40

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Solution

The fourth proportional to 6,441,299.60, 8,888,893.80 and 3,540,628.40 is: 4,886,012.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,299.60 : 8,888,893.80 = 3,540,628.40 : x
  2. Step 2: Convert to fraction form
    6,441,299.60/8,888,893.80 = 3,540,628.40/x
  3. Step 3: Cross multiply
    6,441,299.60x = 8,888,893.80 × 3,540,628.40
  4. Step 4: Simplify right side
    6,441,299.60x = 31,472,269,832,863.92
  5. Step 5: Solve for x
    x = 31,472,269,832,863.92/6,441,299.60
  6. Step 6: Final answer
    x = 4,886,012.42

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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.