Home / 5,638,980.06-7,781,584.02-3,060,605.64

Finding the Fourth Proportional to 5,638,980.06, 7,781,584.02 and 3,060,605.64

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Solution

The fourth proportional to 5,638,980.06, 7,781,584.02 and 3,060,605.64 is: 4,223,522.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,980.06 : 7,781,584.02 = 3,060,605.64 : x
  2. Step 2: Convert to fraction form
    5,638,980.06/7,781,584.02 = 3,060,605.64/x
  3. Step 3: Cross multiply
    5,638,980.06x = 7,781,584.02 × 3,060,605.64
  4. Step 4: Simplify right side
    5,638,980.06x = 23,816,359,939,745.87
  5. Step 5: Solve for x
    x = 23,816,359,939,745.87/5,638,980.06
  6. Step 6: Final answer
    x = 4,223,522.64

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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.