Finding the Fourth Proportional to 11,364,543.63, 15,682,812.44 and 6,207,928.11
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Solution
The fourth proportional to 11,364,543.63, 15,682,812.44 and 6,207,928.11 is: 8,566,799.98
Step by Step Solution
- Step 1: Write the proportion equation
11,364,543.63 : 15,682,812.44 = 6,207,928.11 : x - Step 2: Convert to fraction form
11,364,543.63/15,682,812.44 = 6,207,928.11/x - Step 3: Cross multiply
11,364,543.63x = 15,682,812.44 × 6,207,928.11 - Step 4: Simplify right side
11,364,543.63x = 97,357,772,159,094.06 - Step 5: Solve for x
x = 97,357,772,159,094.06/11,364,543.63 - Step 6: Final answer
x = 8,566,799.98
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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.