Finding the Fourth Proportional to 13,842,857.07, 20,750,788.98 and 5,531,183.82
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Solution
The fourth proportional to 13,842,857.07, 20,750,788.98 and 5,531,183.82 is: 8,291,382.89
Step by Step Solution
- Step 1: Write the proportion equation
13,842,857.07 : 20,750,788.98 = 5,531,183.82 : x - Step 2: Convert to fraction form
13,842,857.07/20,750,788.98 = 5,531,183.82/x - Step 3: Cross multiply
13,842,857.07x = 20,750,788.98 × 5,531,183.82 - Step 4: Simplify right side
13,842,857.07x = 114,776,428,258,410.31 - Step 5: Solve for x
x = 114,776,428,258,410.31/13,842,857.07 - Step 6: Final answer
x = 8,291,382.89
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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.