Home / 13,493,647.80-20,240,455.89-4,395,730.83

Finding the Fourth Proportional to 13,493,647.80, 20,240,455.89 and 4,395,730.83

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Solution

The fourth proportional to 13,493,647.80, 20,240,455.89 and 4,395,730.83 is: 6,593,591.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493,647.80 : 20,240,455.89 = 4,395,730.83 : x
  2. Step 2: Convert to fraction form
    13,493,647.80/20,240,455.89 = 4,395,730.83/x
  3. Step 3: Cross multiply
    13,493,647.80x = 20,240,455.89 × 4,395,730.83
  4. Step 4: Simplify right side
    13,493,647.80x = 88,971,595,968,928.09
  5. Step 5: Solve for x
    x = 88,971,595,968,928.09/13,493,647.80
  6. Step 6: Final answer
    x = 6,593,591.09

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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.