Home / 8,892,738.22-12,271,408.38-4,972,817.32

Finding the Fourth Proportional to 8,892,738.22, 12,271,408.38 and 4,972,817.32

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Solution

The fourth proportional to 8,892,738.22, 12,271,408.38 and 4,972,817.32 is: 6,862,168.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892,738.22 : 12,271,408.38 = 4,972,817.32 : x
  2. Step 2: Convert to fraction form
    8,892,738.22/12,271,408.38 = 4,972,817.32/x
  3. Step 3: Cross multiply
    8,892,738.22x = 12,271,408.38 × 4,972,817.32
  4. Step 4: Simplify right side
    8,892,738.22x = 61,023,472,132,857.15
  5. Step 5: Solve for x
    x = 61,023,472,132,857.15/8,892,738.22
  6. Step 6: Final answer
    x = 6,862,168.95

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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.