Home / 5,638,628.67-7,781,315.25-3,060,309.48

Finding the Fourth Proportional to 5,638,628.67, 7,781,315.25 and 3,060,309.48

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Solution

The fourth proportional to 5,638,628.67, 7,781,315.25 and 3,060,309.48 is: 4,223,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,628.67 : 7,781,315.25 = 3,060,309.48 : x
  2. Step 2: Convert to fraction form
    5,638,628.67/7,781,315.25 = 3,060,309.48/x
  3. Step 3: Cross multiply
    5,638,628.67x = 7,781,315.25 × 3,060,309.48
  4. Step 4: Simplify right side
    5,638,628.67x = 23,813,232,826,443.57
  5. Step 5: Solve for x
    x = 23,813,232,826,443.57/5,638,628.67
  6. Step 6: Final answer
    x = 4,223,231.25

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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.