Finding the Fourth Proportional to 5,142,764.08, 7,096,743.19 and 2,937,193.29
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Solution
The fourth proportional to 5,142,764.08, 7,096,743.19 and 2,937,193.29 is: 4,053,171.83
Step by Step Solution
- Step 1: Write the proportion equation
5,142,764.08 : 7,096,743.19 = 2,937,193.29 : x - Step 2: Convert to fraction form
5,142,764.08/7,096,743.19 = 2,937,193.29/x - Step 3: Cross multiply
5,142,764.08x = 7,096,743.19 × 2,937,193.29 - Step 4: Simplify right side
5,142,764.08x = 20,844,506,488,920.07 - Step 5: Solve for x
x = 20,844,506,488,920.07/5,142,764.08 - Step 6: Final answer
x = 4,053,171.83
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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.