Finding the Fourth Proportional to 5,042,701.32, 6,959,256.66 and 2,867,446.86
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Solution
The fourth proportional to 5,042,701.32, 6,959,256.66 and 2,867,446.86 is: 3,957,263.66
Step by Step Solution
- Step 1: Write the proportion equation
5,042,701.32 : 6,959,256.66 = 2,867,446.86 : x - Step 2: Convert to fraction form
5,042,701.32/6,959,256.66 = 2,867,446.86/x - Step 3: Cross multiply
5,042,701.32x = 6,959,256.66 × 2,867,446.86 - Step 4: Simplify right side
5,042,701.32x = 19,955,298,657,651.09 - Step 5: Solve for x
x = 19,955,298,657,651.09/5,042,701.32 - Step 6: Final answer
x = 3,957,263.66
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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.