Finding the Fourth Proportional to 5,417,268.21, 7,475,668.11 and 2,969,795.61
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Solution
The fourth proportional to 5,417,268.21, 7,475,668.11 and 2,969,795.61 is: 4,098,229.12
Step by Step Solution
- Step 1: Write the proportion equation
5,417,268.21 : 7,475,668.11 = 2,969,795.61 : x - Step 2: Convert to fraction form
5,417,268.21/7,475,668.11 = 2,969,795.61/x - Step 3: Cross multiply
5,417,268.21x = 7,475,668.11 × 2,969,795.61 - Step 4: Simplify right side
5,417,268.21x = 22,201,206,334,895.00 - Step 5: Solve for x
x = 22,201,206,334,895.00/5,417,268.21 - Step 6: Final answer
x = 4,098,229.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.