Finding the Fourth Proportional to 10,928,281.62, 16,392,193.47 and 3,642,268.79
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Solution
The fourth proportional to 10,928,281.62, 16,392,193.47 and 3,642,268.79 is: 5,463,326.88
Step by Step Solution
- Step 1: Write the proportion equation
10,928,281.62 : 16,392,193.47 = 3,642,268.79 : x - Step 2: Convert to fraction form
10,928,281.62/16,392,193.47 = 3,642,268.79/x - Step 3: Cross multiply
10,928,281.62x = 16,392,193.47 × 3,642,268.79 - Step 4: Simplify right side
10,928,281.62x = 59,704,774,716,403.29 - Step 5: Solve for x
x = 59,704,774,716,403.29/10,928,281.62 - Step 6: Final answer
x = 5,463,326.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.