Home / 5,638,396.56-7,781,045.40-3,060,099.60

Finding the Fourth Proportional to 5,638,396.56, 7,781,045.40 and 3,060,099.60

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Solution

The fourth proportional to 5,638,396.56, 7,781,045.40 and 3,060,099.60 is: 4,222,969.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,396.56 : 7,781,045.40 = 3,060,099.60 : x
  2. Step 2: Convert to fraction form
    5,638,396.56/7,781,045.40 = 3,060,099.60/x
  3. Step 3: Cross multiply
    5,638,396.56x = 7,781,045.40 × 3,060,099.60
  4. Step 4: Simplify right side
    5,638,396.56x = 23,810,773,916,121.84
  5. Step 5: Solve for x
    x = 23,810,773,916,121.84/5,638,396.56
  6. Step 6: Final answer
    x = 4,222,969.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.