Finding the Fourth Proportional to 6,504,989.38, 8,976,876.54 and 3,604,568.08
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Solution
The fourth proportional to 6,504,989.38, 8,976,876.54 and 3,604,568.08 is: 4,974,299.07
Step by Step Solution
- Step 1: Write the proportion equation
6,504,989.38 : 8,976,876.54 = 3,604,568.08 : x - Step 2: Convert to fraction form
6,504,989.38/8,976,876.54 = 3,604,568.08/x - Step 3: Cross multiply
6,504,989.38x = 8,976,876.54 × 3,604,568.08 - Step 4: Simplify right side
6,504,989.38x = 32,357,762,634,184.84 - Step 5: Solve for x
x = 32,357,762,634,184.84/6,504,989.38 - Step 6: Final answer
x = 4,974,299.07
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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.