Finding the Fourth Proportional to 11,562,364.08, 15,955,433.64 and 6,405,418.08
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Solution
The fourth proportional to 11,562,364.08, 15,955,433.64 and 6,405,418.08 is: 8,839,128.61
Step by Step Solution
- Step 1: Write the proportion equation
11,562,364.08 : 15,955,433.64 = 6,405,418.08 : x - Step 2: Convert to fraction form
11,562,364.08/15,955,433.64 = 6,405,418.08/x - Step 3: Cross multiply
11,562,364.08x = 15,955,433.64 × 6,405,418.08 - Step 4: Simplify right side
11,562,364.08x = 102,201,223,111,896.22 - Step 5: Solve for x
x = 102,201,223,111,896.22/11,562,364.08 - Step 6: Final answer
x = 8,839,128.61
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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.