Finding the Fourth Proportional to 6,786,030.24, 9,364,731.84 and 3,730,263.12
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Solution
The fourth proportional to 6,786,030.24, 9,364,731.84 and 3,730,263.12 is: 5,147,768.66
Step by Step Solution
- Step 1: Write the proportion equation
6,786,030.24 : 9,364,731.84 = 3,730,263.12 : x - Step 2: Convert to fraction form
6,786,030.24/9,364,731.84 = 3,730,263.12/x - Step 3: Cross multiply
6,786,030.24x = 9,364,731.84 × 3,730,263.12 - Step 4: Simplify right side
6,786,030.24x = 34,932,913,811,441.74 - Step 5: Solve for x
x = 34,932,913,811,441.74/6,786,030.24 - Step 6: Final answer
x = 5,147,768.66
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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.