Finding the Fourth Proportional to 11,227,085.66, 15,492,742.08 and 6,332,015.18
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Solution
The fourth proportional to 11,227,085.66, 15,492,742.08 and 6,332,015.18 is: 8,737,822.17
Step by Step Solution
- Step 1: Write the proportion equation
11,227,085.66 : 15,492,742.08 = 6,332,015.18 : x - Step 2: Convert to fraction form
11,227,085.66/15,492,742.08 = 6,332,015.18/x - Step 3: Cross multiply
11,227,085.66x = 15,492,742.08 × 6,332,015.18 - Step 4: Simplify right side
11,227,085.66x = 98,100,278,030,384.77 - Step 5: Solve for x
x = 98,100,278,030,384.77/11,227,085.66 - Step 6: Final answer
x = 8,737,822.17
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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.