Finding the Fourth Proportional to 11,347,567.08, 15,660,081.72 and 6,453,236.04
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Solution
The fourth proportional to 11,347,567.08, 15,660,081.72 and 6,453,236.04 is: 8,905,715.47
Step by Step Solution
- Step 1: Write the proportion equation
11,347,567.08 : 15,660,081.72 = 6,453,236.04 : x - Step 2: Convert to fraction form
11,347,567.08/15,660,081.72 = 6,453,236.04/x - Step 3: Cross multiply
11,347,567.08x = 15,660,081.72 × 6,453,236.04 - Step 4: Simplify right side
11,347,567.08x = 101,058,203,744,849.19 - Step 5: Solve for x
x = 101,058,203,744,849.19/11,347,567.08 - Step 6: Final answer
x = 8,905,715.47
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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.