Home / 7,189,458.40-10,784,187.60-5,583,325.60

Finding the Fourth Proportional to 7,189,458.40, 10,784,187.60 and 5,583,325.60

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Solution

The fourth proportional to 7,189,458.40, 10,784,187.60 and 5,583,325.60 is: 8,374,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,458.40 : 10,784,187.60 = 5,583,325.60 : x
  2. Step 2: Convert to fraction form
    7,189,458.40/10,784,187.60 = 5,583,325.60/x
  3. Step 3: Cross multiply
    7,189,458.40x = 10,784,187.60 × 5,583,325.60
  4. Step 4: Simplify right side
    7,189,458.40x = 60,211,630,702,282.55
  5. Step 5: Solve for x
    x = 60,211,630,702,282.55/7,189,458.40
  6. Step 6: Final answer
    x = 8,374,988.40

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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.