Finding the Fourth Proportional to 6,208,072.84, 8,567,078.64 and 3,454,713.12
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Solution
The fourth proportional to 6,208,072.84, 8,567,078.64 and 3,454,713.12 is: 4,767,469.67
Step by Step Solution
- Step 1: Write the proportion equation
6,208,072.84 : 8,567,078.64 = 3,454,713.12 : x - Step 2: Convert to fraction form
6,208,072.84/8,567,078.64 = 3,454,713.12/x - Step 3: Cross multiply
6,208,072.84x = 8,567,078.64 × 3,454,713.12 - Step 4: Simplify right side
6,208,072.84x = 29,596,798,977,679.76 - Step 5: Solve for x
x = 29,596,798,977,679.76/6,208,072.84 - Step 6: Final answer
x = 4,767,469.67
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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.