Finding the Fourth Proportional to 13,582,187, 18,746,080.62 and 7,784,855
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Solution
The fourth proportional to 13,582,187, 18,746,080.62 and 7,784,855 is: 10,744,625.99
Step by Step Solution
- Step 1: Write the proportion equation
13,582,187 : 18,746,080.62 = 7,784,855 : x - Step 2: Convert to fraction form
13,582,187/18,746,080.62 = 7,784,855/x - Step 3: Cross multiply
13,582,187x = 18,746,080.62 × 7,784,855 - Step 4: Simplify right side
13,582,187x = 145,935,519,445,010.09 - Step 5: Solve for x
x = 145,935,519,445,010.09/13,582,187 - Step 6: Final answer
x = 10,744,625.99
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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.