Home / 9,173,408.60-13,760,112.90-4,921,880.60

Finding the Fourth Proportional to 9,173,408.60, 13,760,112.90 and 4,921,880.60

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Solution

The fourth proportional to 9,173,408.60, 13,760,112.90 and 4,921,880.60 is: 7,382,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173,408.60 : 13,760,112.90 = 4,921,880.60 : x
  2. Step 2: Convert to fraction form
    9,173,408.60/13,760,112.90 = 4,921,880.60/x
  3. Step 3: Cross multiply
    9,173,408.60x = 13,760,112.90 × 4,921,880.60
  4. Step 4: Simplify right side
    9,173,408.60x = 67,725,632,736,319.73
  5. Step 5: Solve for x
    x = 67,725,632,736,319.73/9,173,408.60
  6. Step 6: Final answer
    x = 7,382,820.90

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Similar ratio
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1.5x scale

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.