Finding the Fourth Proportional to 9,964,487.42, 13,751,034.63 and 5,613,625.88
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Solution
The fourth proportional to 9,964,487.42, 13,751,034.63 and 5,613,625.88 is: 7,746,827.37
Step by Step Solution
- Step 1: Write the proportion equation
9,964,487.42 : 13,751,034.63 = 5,613,625.88 : x - Step 2: Convert to fraction form
9,964,487.42/13,751,034.63 = 5,613,625.88/x - Step 3: Cross multiply
9,964,487.42x = 13,751,034.63 × 5,613,625.88 - Step 4: Simplify right side
9,964,487.42x = 77,193,163,875,744.23 - Step 5: Solve for x
x = 77,193,163,875,744.23/9,964,487.42 - Step 6: Final answer
x = 7,746,827.37
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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.