Finding the Fourth Proportional to 31,268,332.14, 43,125,137.96 and 27,488,312
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Solution
The fourth proportional to 31,268,332.14, 43,125,137.96 and 27,488,312 is: 37,911,751.80
Step by Step Solution
- Step 1: Write the proportion equation
31,268,332.14 : 43,125,137.96 = 27,488,312 : x - Step 2: Convert to fraction form
31,268,332.14/43,125,137.96 = 27,488,312/x - Step 3: Cross multiply
31,268,332.14x = 43,125,137.96 × 27,488,312 - Step 4: Simplify right side
31,268,332.14x = 1,185,437,247,287,523.50 - Step 5: Solve for x
x = 1,185,437,247,287,523.50/31,268,332.14 - Step 6: Final answer
x = 37,911,751.80
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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.