Home / 5,628,223.20-8,429,893.20-4,356,069.60

Finding the Fourth Proportional to 5,628,223.20, 8,429,893.20 and 4,356,069.60

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Solution

The fourth proportional to 5,628,223.20, 8,429,893.20 and 4,356,069.60 is: 6,524,474.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628,223.20 : 8,429,893.20 = 4,356,069.60 : x
  2. Step 2: Convert to fraction form
    5,628,223.20/8,429,893.20 = 4,356,069.60/x
  3. Step 3: Cross multiply
    5,628,223.20x = 8,429,893.20 × 4,356,069.60
  4. Step 4: Simplify right side
    5,628,223.20x = 36,721,201,499,766.71
  5. Step 5: Solve for x
    x = 36,721,201,499,766.71/5,628,223.20
  6. Step 6: Final answer
    x = 6,524,474.99

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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.