Finding the Fourth Proportional to 7,527,040.91, 10,387,528.92 and 4,263,854.66
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Solution
The fourth proportional to 7,527,040.91, 10,387,528.92 and 4,263,854.66 is: 5,884,239.79
Step by Step Solution
- Step 1: Write the proportion equation
7,527,040.91 : 10,387,528.92 = 4,263,854.66 : x - Step 2: Convert to fraction form
7,527,040.91/10,387,528.92 = 4,263,854.66/x - Step 3: Cross multiply
7,527,040.91x = 10,387,528.92 × 4,263,854.66 - Step 4: Simplify right side
7,527,040.91x = 44,290,913,591,426.77 - Step 5: Solve for x
x = 44,290,913,591,426.77/7,527,040.91 - Step 6: Final answer
x = 5,884,239.79
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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.