Finding the Fourth Proportional to 11,559,751.47, 15,952,982.24 and 6,403,112.43
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Solution
The fourth proportional to 11,559,751.47, 15,952,982.24 and 6,403,112.43 is: 8,836,586.07
Step by Step Solution
- Step 1: Write the proportion equation
11,559,751.47 : 15,952,982.24 = 6,403,112.43 : x - Step 2: Convert to fraction form
11,559,751.47/15,952,982.24 = 6,403,112.43/x - Step 3: Cross multiply
11,559,751.47x = 15,952,982.24 × 6,403,112.43 - Step 4: Simplify right side
11,559,751.47x = 102,148,738,844,497.67 - Step 5: Solve for x
x = 102,148,738,844,497.67/11,559,751.47 - Step 6: Final answer
x = 8,836,586.07
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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.