Finding the Fourth Proportional to 6,074,253.75, 8,382,645.15 and 3,358,174.71
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Solution
The fourth proportional to 6,074,253.75, 8,382,645.15 and 3,358,174.71 is: 4,634,377.84
Step by Step Solution
- Step 1: Write the proportion equation
6,074,253.75 : 8,382,645.15 = 3,358,174.71 : x - Step 2: Convert to fraction form
6,074,253.75/8,382,645.15 = 3,358,174.71/x - Step 3: Cross multiply
6,074,253.75x = 8,382,645.15 × 3,358,174.71 - Step 4: Simplify right side
6,074,253.75x = 28,150,386,945,634.16 - Step 5: Solve for x
x = 28,150,386,945,634.16/6,074,253.75 - Step 6: Final answer
x = 4,634,377.84
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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.