Finding the Fourth Proportional to 8,518,388.68, 11,756,407.26 and 4,848,197.68
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Solution
The fourth proportional to 8,518,388.68, 11,756,407.26 and 4,848,197.68 is: 6,691,099.52
Step by Step Solution
- Step 1: Write the proportion equation
8,518,388.68 : 11,756,407.26 = 4,848,197.68 : x - Step 2: Convert to fraction form
8,518,388.68/11,756,407.26 = 4,848,197.68/x - Step 3: Cross multiply
8,518,388.68x = 11,756,407.26 × 4,848,197.68 - Step 4: Simplify right side
8,518,388.68x = 56,997,386,403,067.15 - Step 5: Solve for x
x = 56,997,386,403,067.15/8,518,388.68 - Step 6: Final answer
x = 6,691,099.52
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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.