Home / 5,200,596.40-7,797,784.20-2,681,172.40

Finding the Fourth Proportional to 5,200,596.40, 7,797,784.20 and 2,681,172.40

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Solution

The fourth proportional to 5,200,596.40, 7,797,784.20 and 2,681,172.40 is: 4,020,155.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,596.40 : 7,797,784.20 = 2,681,172.40 : x
  2. Step 2: Convert to fraction form
    5,200,596.40/7,797,784.20 = 2,681,172.40/x
  3. Step 3: Cross multiply
    5,200,596.40x = 7,797,784.20 × 2,681,172.40
  4. Step 4: Simplify right side
    5,200,596.40x = 20,907,203,778,196.08
  5. Step 5: Solve for x
    x = 20,907,203,778,196.08/5,200,596.40
  6. Step 6: Final answer
    x = 4,020,155.03

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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.