Home / 11,085,893.70-16,628,840.55-7,303,647.30

Finding the Fourth Proportional to 11,085,893.70, 16,628,840.55 and 7,303,647.30

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Solution

The fourth proportional to 11,085,893.70, 16,628,840.55 and 7,303,647.30 is: 10,955,470.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085,893.70 : 16,628,840.55 = 7,303,647.30 : x
  2. Step 2: Convert to fraction form
    11,085,893.70/16,628,840.55 = 7,303,647.30/x
  3. Step 3: Cross multiply
    11,085,893.70x = 16,628,840.55 × 7,303,647.30
  4. Step 4: Simplify right side
    11,085,893.70x = 121,451,186,385,138.02
  5. Step 5: Solve for x
    x = 121,451,186,385,138.02/11,085,893.70
  6. Step 6: Final answer
    x = 10,955,470.95

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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.