Finding the Fourth Proportional to 10,203,302.08, 14,080,272.82 and 5,556,985.35
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Solution
The fourth proportional to 10,203,302.08, 14,080,272.82 and 5,556,985.35 is: 7,668,485.08
Step by Step Solution
- Step 1: Write the proportion equation
10,203,302.08 : 14,080,272.82 = 5,556,985.35 : x - Step 2: Convert to fraction form
10,203,302.08/14,080,272.82 = 5,556,985.35/x - Step 3: Cross multiply
10,203,302.08x = 14,080,272.82 × 5,556,985.35 - Step 4: Simplify right side
10,203,302.08x = 78,243,869,784,743.19 - Step 5: Solve for x
x = 78,243,869,784,743.19/10,203,302.08 - Step 6: Final answer
x = 7,668,485.08
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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.