Finding the Fourth Proportional to 14,183,458.80, 19,907,230.80 and 14,183,458.80
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Solution
The fourth proportional to 14,183,458.80, 19,907,230.80 and 14,183,458.80 is: 19,907,230.80
Step by Step Solution
- Step 1: Write the proportion equation
14,183,458.80 : 19,907,230.80 = 14,183,458.80 : x - Step 2: Convert to fraction form
14,183,458.80/19,907,230.80 = 14,183,458.80/x - Step 3: Cross multiply
14,183,458.80x = 19,907,230.80 × 14,183,458.80 - Step 4: Simplify right side
14,183,458.80x = 282,353,387,873,891.06 - Step 5: Solve for x
x = 282,353,387,873,891.06/14,183,458.80 - Step 6: Final answer
x = 19,907,230.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.