Finding the Fourth Proportional to 8,393,402.68, 11,582,896.26 and 4,771,730.68
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Solution
The fourth proportional to 8,393,402.68, 11,582,896.26 and 4,771,730.68 is: 6,584,988.66
Step by Step Solution
- Step 1: Write the proportion equation
8,393,402.68 : 11,582,896.26 = 4,771,730.68 : x - Step 2: Convert to fraction form
8,393,402.68/11,582,896.26 = 4,771,730.68/x - Step 3: Cross multiply
8,393,402.68x = 11,582,896.26 × 4,771,730.68 - Step 4: Simplify right side
8,393,402.68x = 55,270,461,447,099.25 - Step 5: Solve for x
x = 55,270,461,447,099.25/8,393,402.68 - Step 6: Final answer
x = 6,584,988.66
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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.