Finding the Fourth Proportional to 6,503,304.70, 8,972,939.19 and 3,750,833.98
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Solution
The fourth proportional to 6,503,304.70, 8,972,939.19 and 3,750,833.98 is: 5,175,215.80
Step by Step Solution
- Step 1: Write the proportion equation
6,503,304.70 : 8,972,939.19 = 3,750,833.98 : x - Step 2: Convert to fraction form
6,503,304.70/8,972,939.19 = 3,750,833.98/x - Step 3: Cross multiply
6,503,304.70x = 8,972,939.19 × 3,750,833.98 - Step 4: Simplify right side
6,503,304.70x = 33,656,005,214,325.68 - Step 5: Solve for x
x = 33,656,005,214,325.68/6,503,304.70 - Step 6: Final answer
x = 5,175,215.80
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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.