Finding the Fourth Proportional to 16,129,377.40, 24,193,547.70 and 5,347,175.80
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Solution
The fourth proportional to 16,129,377.40, 24,193,547.70 and 5,347,175.80 is: 8,020,591.84
Step by Step Solution
- Step 1: Write the proportion equation
16,129,377.40 : 24,193,547.70 = 5,347,175.80 : x - Step 2: Convert to fraction form
16,129,377.40/24,193,547.70 = 5,347,175.80/x - Step 3: Cross multiply
16,129,377.40x = 24,193,547.70 × 5,347,175.80 - Step 4: Simplify right side
16,129,377.40x = 129,367,152,777,585.66 - Step 5: Solve for x
x = 129,367,152,777,585.66/16,129,377.40 - Step 6: Final answer
x = 8,020,591.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.