Finding the Fourth Proportional to 18,964,327.74, 26,170,572.87 and 10,262,309.82
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Solution
The fourth proportional to 18,964,327.74, 26,170,572.87 and 10,262,309.82 is: 14,161,879.64
Step by Step Solution
- Step 1: Write the proportion equation
18,964,327.74 : 26,170,572.87 = 10,262,309.82 : x - Step 2: Convert to fraction form
18,964,327.74/26,170,572.87 = 10,262,309.82/x - Step 3: Cross multiply
18,964,327.74x = 26,170,572.87 × 10,262,309.82 - Step 4: Simplify right side
18,964,327.74x = 268,570,526,958,826.59 - Step 5: Solve for x
x = 268,570,526,958,826.59/18,964,327.74 - Step 6: Final answer
x = 14,161,879.64
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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.