Home / 5,517,530.34-8,276,300.07-2,638,219.70

Finding the Fourth Proportional to 5,517,530.34, 8,276,300.07 and 2,638,219.70

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Solution

The fourth proportional to 5,517,530.34, 8,276,300.07 and 2,638,219.70 is: 3,957,331.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517,530.34 : 8,276,300.07 = 2,638,219.70 : x
  2. Step 2: Convert to fraction form
    5,517,530.34/8,276,300.07 = 2,638,219.70/x
  3. Step 3: Cross multiply
    5,517,530.34x = 8,276,300.07 × 2,638,219.70
  4. Step 4: Simplify right side
    5,517,530.34x = 21,834,697,846,403.88
  5. Step 5: Solve for x
    x = 21,834,697,846,403.88/5,517,530.34
  6. Step 6: Final answer
    x = 3,957,331.72

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Why These Related Problems?

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