Home / 5,638,629.51-7,781,316.30-3,060,310.32

Finding the Fourth Proportional to 5,638,629.51, 7,781,316.30 and 3,060,310.32

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Solution

The fourth proportional to 5,638,629.51, 7,781,316.30 and 3,060,310.32 is: 4,223,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,629.51 : 7,781,316.30 = 3,060,310.32 : x
  2. Step 2: Convert to fraction form
    5,638,629.51/7,781,316.30 = 3,060,310.32/x
  3. Step 3: Cross multiply
    5,638,629.51x = 7,781,316.30 × 3,060,310.32
  4. Step 4: Simplify right side
    5,638,629.51x = 23,813,242,576,074.21
  5. Step 5: Solve for x
    x = 23,813,242,576,074.21/5,638,629.51
  6. Step 6: Final answer
    x = 4,223,232.35

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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.