Home / 6,628,588.40-9,917,999.40-4,389,100.40

Finding the Fourth Proportional to 6,628,588.40, 9,917,999.40 and 4,389,100.40

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Solution

The fourth proportional to 6,628,588.40, 9,917,999.40 and 4,389,100.40 is: 6,567,174.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628,588.40 : 9,917,999.40 = 4,389,100.40 : x
  2. Step 2: Convert to fraction form
    6,628,588.40/9,917,999.40 = 4,389,100.40/x
  3. Step 3: Cross multiply
    6,628,588.40x = 9,917,999.40 × 4,389,100.40
  4. Step 4: Simplify right side
    6,628,588.40x = 43,531,095,133,739.77
  5. Step 5: Solve for x
    x = 43,531,095,133,739.77/6,628,588.40
  6. Step 6: Final answer
    x = 6,567,174.26

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.