Home / 20,056,936.40-30,085,404.60-4,911,016.40

Finding the Fourth Proportional to 20,056,936.40, 30,085,404.60 and 4,911,016.40

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Solution

The fourth proportional to 20,056,936.40, 30,085,404.60 and 4,911,016.40 is: 7,366,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,056,936.40 : 30,085,404.60 = 4,911,016.40 : x
  2. Step 2: Convert to fraction form
    20,056,936.40/30,085,404.60 = 4,911,016.40/x
  3. Step 3: Cross multiply
    20,056,936.40x = 30,085,404.60 × 4,911,016.40
  4. Step 4: Simplify right side
    20,056,936.40x = 147,749,915,391,235.47
  5. Step 5: Solve for x
    x = 147,749,915,391,235.47/20,056,936.40
  6. Step 6: Final answer
    x = 7,366,524.60

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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.