Finding the Fourth Proportional to 8,479,313.97, 12,713,849.73 and 3,804,537.08
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Solution
The fourth proportional to 8,479,313.97, 12,713,849.73 and 3,804,537.08 is: 5,704,507.81
Step by Step Solution
- Step 1: Write the proportion equation
8,479,313.97 : 12,713,849.73 = 3,804,537.08 : x - Step 2: Convert to fraction form
8,479,313.97/12,713,849.73 = 3,804,537.08/x - Step 3: Cross multiply
8,479,313.97x = 12,713,849.73 × 3,804,537.08 - Step 4: Simplify right side
8,479,313.97x = 48,370,312,727,332.99 - Step 5: Solve for x
x = 48,370,312,727,332.99/8,479,313.97 - Step 6: Final answer
x = 5,704,507.81
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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.