Finding the Fourth Proportional to 17,613,442.80, 24,296,228.28 and 11,076,703.92
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Solution
The fourth proportional to 17,613,442.80, 24,296,228.28 and 11,076,703.92 is: 15,279,359.64
Step by Step Solution
- Step 1: Write the proportion equation
17,613,442.80 : 24,296,228.28 = 11,076,703.92 : x - Step 2: Convert to fraction form
17,613,442.80/24,296,228.28 = 11,076,703.92/x - Step 3: Cross multiply
17,613,442.80x = 24,296,228.28 × 11,076,703.92 - Step 4: Simplify right side
17,613,442.80x = 269,122,127,030,290.88 - Step 5: Solve for x
x = 269,122,127,030,290.88/17,613,442.80 - Step 6: Final answer
x = 15,279,359.64
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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.