Finding the Fourth Proportional to 11,322,407.34, 15,622,846.55 and 6,677,645.81
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Solution
The fourth proportional to 11,322,407.34, 15,622,846.55 and 6,677,645.81 is: 9,213,927.09
Step by Step Solution
- Step 1: Write the proportion equation
11,322,407.34 : 15,622,846.55 = 6,677,645.81 : x - Step 2: Convert to fraction form
11,322,407.34/15,622,846.55 = 6,677,645.81/x - Step 3: Cross multiply
11,322,407.34x = 15,622,846.55 × 6,677,645.81 - Step 4: Simplify right side
11,322,407.34x = 104,323,835,693,377.98 - Step 5: Solve for x
x = 104,323,835,693,377.98/11,322,407.34 - Step 6: Final answer
x = 9,213,927.09
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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.