Home / 9,061,431.40-13,599,582.90-8,990,572.60

Finding the Fourth Proportional to 9,061,431.40, 13,599,582.90 and 8,990,572.60

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Solution

The fourth proportional to 9,061,431.40, 13,599,582.90 and 8,990,572.60 is: 13,493,236.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061,431.40 : 13,599,582.90 = 8,990,572.60 : x
  2. Step 2: Convert to fraction form
    9,061,431.40/13,599,582.90 = 8,990,572.60/x
  3. Step 3: Cross multiply
    9,061,431.40x = 13,599,582.90 × 8,990,572.60
  4. Step 4: Simplify right side
    9,061,431.40x = 122,268,037,392,168.53
  5. Step 5: Solve for x
    x = 122,268,037,392,168.53/9,061,431.40
  6. Step 6: Final answer
    x = 13,493,236.55

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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.