Home / 5,655,705.80-8,483,558.70-4,394,438.60

Finding the Fourth Proportional to 5,655,705.80, 8,483,558.70 and 4,394,438.60

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Solution

The fourth proportional to 5,655,705.80, 8,483,558.70 and 4,394,438.60 is: 6,591,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655,705.80 : 8,483,558.70 = 4,394,438.60 : x
  2. Step 2: Convert to fraction form
    5,655,705.80/8,483,558.70 = 4,394,438.60/x
  3. Step 3: Cross multiply
    5,655,705.80x = 8,483,558.70 × 4,394,438.60
  4. Step 4: Simplify right side
    5,655,705.80x = 37,280,477,816,645.81
  5. Step 5: Solve for x
    x = 37,280,477,816,645.81/5,655,705.80
  6. Step 6: Final answer
    x = 6,591,657.90

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Similar ratio
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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.