Finding the Fourth Proportional to 7,646,106.34, 11,469,145.74 and 2,258,540.32
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Solution
The fourth proportional to 7,646,106.34, 11,469,145.74 and 2,258,540.32 is: 3,387,806.41
Step by Step Solution
- Step 1: Write the proportion equation
7,646,106.34 : 11,469,145.74 = 2,258,540.32 : x - Step 2: Convert to fraction form
7,646,106.34/11,469,145.74 = 2,258,540.32/x - Step 3: Cross multiply
7,646,106.34x = 11,469,145.74 × 2,258,540.32 - Step 4: Simplify right side
7,646,106.34x = 25,903,528,089,746.23 - Step 5: Solve for x
x = 25,903,528,089,746.23/7,646,106.34 - Step 6: Final answer
x = 3,387,806.41
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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.