Finding the Fourth Proportional to 11,317,261.82, 15,617,823.06 and 6,160,662.12
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Solution
The fourth proportional to 11,317,261.82, 15,617,823.06 and 6,160,662.12 is: 8,501,714.68
Step by Step Solution
- Step 1: Write the proportion equation
11,317,261.82 : 15,617,823.06 = 6,160,662.12 : x - Step 2: Convert to fraction form
11,317,261.82/15,617,823.06 = 6,160,662.12/x - Step 3: Cross multiply
11,317,261.82x = 15,617,823.06 × 6,160,662.12 - Step 4: Simplify right side
11,317,261.82x = 96,216,130,922,604.48 - Step 5: Solve for x
x = 96,216,130,922,604.48/11,317,261.82 - Step 6: Final answer
x = 8,501,714.68
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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.