Finding the Fourth Proportional to 5,490,935.69, 7,577,478.18 and 3,010,151.99
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Solution
The fourth proportional to 5,490,935.69, 7,577,478.18 and 3,010,151.99 is: 4,154,002.58
Step by Step Solution
- Step 1: Write the proportion equation
5,490,935.69 : 7,577,478.18 = 3,010,151.99 : x - Step 2: Convert to fraction form
5,490,935.69/7,577,478.18 = 3,010,151.99/x - Step 3: Cross multiply
5,490,935.69x = 7,577,478.18 × 3,010,151.99 - Step 4: Simplify right side
5,490,935.69x = 22,809,361,022,708.58 - Step 5: Solve for x
x = 22,809,361,022,708.58/5,490,935.69 - Step 6: Final answer
x = 4,154,002.58
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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.