Home / 5,828,727.60-8,743,091.40-5,120,139.60

Finding the Fourth Proportional to 5,828,727.60, 8,743,091.40 and 5,120,139.60

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Solution

The fourth proportional to 5,828,727.60, 8,743,091.40 and 5,120,139.60 is: 7,680,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828,727.60 : 8,743,091.40 = 5,120,139.60 : x
  2. Step 2: Convert to fraction form
    5,828,727.60/8,743,091.40 = 5,120,139.60/x
  3. Step 3: Cross multiply
    5,828,727.60x = 8,743,091.40 × 5,120,139.60
  4. Step 4: Simplify right side
    5,828,727.60x = 44,765,848,503,559.44
  5. Step 5: Solve for x
    x = 44,765,848,503,559.44/5,828,727.60
  6. Step 6: Final answer
    x = 7,680,209.40

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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.