Finding the Fourth Proportional to 10,106,072.66, 13,946,416.92 and 5,522,394.44
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Solution
The fourth proportional to 10,106,072.66, 13,946,416.92 and 5,522,394.44 is: 7,620,924.35
Step by Step Solution
- Step 1: Write the proportion equation
10,106,072.66 : 13,946,416.92 = 5,522,394.44 : x - Step 2: Convert to fraction form
10,106,072.66/13,946,416.92 = 5,522,394.44/x - Step 3: Cross multiply
10,106,072.66x = 13,946,416.92 × 5,522,394.44 - Step 4: Simplify right side
10,106,072.66x = 77,017,615,256,929.94 - Step 5: Solve for x
x = 77,017,615,256,929.94/10,106,072.66 - Step 6: Final answer
x = 7,620,924.35
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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.