Finding the Fourth Proportional to 7,398,583.86, 11,097,625.64 and 2,606,147.88
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Solution
The fourth proportional to 7,398,583.86, 11,097,625.64 and 2,606,147.88 is: 3,909,133.70
Step by Step Solution
- Step 1: Write the proportion equation
7,398,583.86 : 11,097,625.64 = 2,606,147.88 : x - Step 2: Convert to fraction form
7,398,583.86/11,097,625.64 = 2,606,147.88/x - Step 3: Cross multiply
7,398,583.86x = 11,097,625.64 × 2,606,147.88 - Step 4: Simplify right side
7,398,583.86x = 28,922,053,534,719.64 - Step 5: Solve for x
x = 28,922,053,534,719.64/7,398,583.86 - Step 6: Final answer
x = 3,909,133.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.