Home / 7,355,580.40-11,028,121.80-3,308,755.60

Finding the Fourth Proportional to 7,355,580.40, 11,028,121.80 and 3,308,755.60

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Solution

The fourth proportional to 7,355,580.40, 11,028,121.80 and 3,308,755.60 is: 4,960,772.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355,580.40 : 11,028,121.80 = 3,308,755.60 : x
  2. Step 2: Convert to fraction form
    7,355,580.40/11,028,121.80 = 3,308,755.60/x
  3. Step 3: Cross multiply
    7,355,580.40x = 11,028,121.80 × 3,308,755.60
  4. Step 4: Simplify right side
    7,355,580.40x = 36,489,359,763,232.09
  5. Step 5: Solve for x
    x = 36,489,359,763,232.09/7,355,580.40
  6. Step 6: Final answer
    x = 4,960,772.34

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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.