Finding the Fourth Proportional to 9,672,277.86, 13,347,743.00 and 5,321,270.82
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Solution
The fourth proportional to 9,672,277.86, 13,347,743.00 and 5,321,270.82 is: 7,343,353.48
Step by Step Solution
- Step 1: Write the proportion equation
9,672,277.86 : 13,347,743.00 = 5,321,270.82 : x - Step 2: Convert to fraction form
9,672,277.86/13,347,743.00 = 5,321,270.82/x - Step 3: Cross multiply
9,672,277.86x = 13,347,743.00 × 5,321,270.82 - Step 4: Simplify right side
9,672,277.86x = 71,026,955,245,414.19 - Step 5: Solve for x
x = 71,026,955,245,414.19/9,672,277.86 - Step 6: Final answer
x = 7,343,353.48
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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.