Home / 6,355,522.88-8,770,803.12-3,874,886.72

Finding the Fourth Proportional to 6,355,522.88, 8,770,803.12 and 3,874,886.72

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Solution

The fourth proportional to 6,355,522.88, 8,770,803.12 and 3,874,886.72 is: 5,347,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355,522.88 : 8,770,803.12 = 3,874,886.72 : x
  2. Step 2: Convert to fraction form
    6,355,522.88/8,770,803.12 = 3,874,886.72/x
  3. Step 3: Cross multiply
    6,355,522.88x = 8,770,803.12 × 3,874,886.72
  4. Step 4: Simplify right side
    6,355,522.88x = 33,985,868,533,422.57
  5. Step 5: Solve for x
    x = 33,985,868,533,422.57/6,355,522.88
  6. Step 6: Final answer
    x = 5,347,454.36

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1.5x scale

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.