Home / 8,047,163.60-12,039,252.60-5,212,811.60

Finding the Fourth Proportional to 8,047,163.60, 12,039,252.60 and 5,212,811.60

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Solution

The fourth proportional to 8,047,163.60, 12,039,252.60 and 5,212,811.60 is: 7,798,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,163.60 : 12,039,252.60 = 5,212,811.60 : x
  2. Step 2: Convert to fraction form
    8,047,163.60/12,039,252.60 = 5,212,811.60/x
  3. Step 3: Cross multiply
    8,047,163.60x = 12,039,252.60 × 5,212,811.60
  4. Step 4: Simplify right side
    8,047,163.60x = 62,758,355,608,610.16
  5. Step 5: Solve for x
    x = 62,758,355,608,610.16/8,047,163.60
  6. Step 6: Final answer
    x = 7,798,816.92

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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.