Finding the Fourth Proportional to 11,490,093.29, 15,855,851.62 and 6,262,986.51
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Solution
The fourth proportional to 11,490,093.29, 15,855,851.62 and 6,262,986.51 is: 8,642,661.32
Step by Step Solution
- Step 1: Write the proportion equation
11,490,093.29 : 15,855,851.62 = 6,262,986.51 : x - Step 2: Convert to fraction form
11,490,093.29/15,855,851.62 = 6,262,986.51/x - Step 3: Cross multiply
11,490,093.29x = 15,855,851.62 × 6,262,986.51 - Step 4: Simplify right side
11,490,093.29x = 99,304,984,800,621.64 - Step 5: Solve for x
x = 99,304,984,800,621.64/11,490,093.29 - Step 6: Final answer
x = 8,642,661.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.