Finding the Fourth Proportional to 5,680,110.42, 7,839,119.58 and 3,388,271.10
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Solution
The fourth proportional to 5,680,110.42, 7,839,119.58 and 3,388,271.10 is: 4,676,152.46
Step by Step Solution
- Step 1: Write the proportion equation
5,680,110.42 : 7,839,119.58 = 3,388,271.10 : x - Step 2: Convert to fraction form
5,680,110.42/7,839,119.58 = 3,388,271.10/x - Step 3: Cross multiply
5,680,110.42x = 7,839,119.58 × 3,388,271.10 - Step 4: Simplify right side
5,680,110.42x = 26,561,062,322,358.14 - Step 5: Solve for x
x = 26,561,062,322,358.14/5,680,110.42 - Step 6: Final answer
x = 4,676,152.46
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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.