Finding the Fourth Proportional to 6,307,854.17, 8,704,837.41 and 3,407,245.07
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Solution
The fourth proportional to 6,307,854.17, 8,704,837.41 and 3,407,245.07 is: 4,701,997.47
Step by Step Solution
- Step 1: Write the proportion equation
6,307,854.17 : 8,704,837.41 = 3,407,245.07 : x - Step 2: Convert to fraction form
6,307,854.17/8,704,837.41 = 3,407,245.07/x - Step 3: Cross multiply
6,307,854.17x = 8,704,837.41 × 3,407,245.07 - Step 4: Simplify right side
6,307,854.17x = 29,659,514,350,374.07 - Step 5: Solve for x
x = 29,659,514,350,374.07/6,307,854.17 - Step 6: Final answer
x = 4,701,997.47
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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.