Finding the Fourth Proportional to 11,487,093.53, 15,852,189.39 and 6,330,455.08
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Solution
The fourth proportional to 11,487,093.53, 15,852,189.39 and 6,330,455.08 is: 8,736,028.18
Step by Step Solution
- Step 1: Write the proportion equation
11,487,093.53 : 15,852,189.39 = 6,330,455.08 : x - Step 2: Convert to fraction form
11,487,093.53/15,852,189.39 = 6,330,455.08/x - Step 3: Cross multiply
11,487,093.53x = 15,852,189.39 × 6,330,455.08 - Step 4: Simplify right side
11,487,093.53x = 100,351,572,773,786.66 - Step 5: Solve for x
x = 100,351,572,773,786.66/11,487,093.53 - Step 6: Final answer
x = 8,736,028.18
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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.