Finding the Fourth Proportional to 16,343,786.40, 24,515,679.60 and 4,376,522.40
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Solution
The fourth proportional to 16,343,786.40, 24,515,679.60 and 4,376,522.40 is: 6,564,783.60
Step by Step Solution
- Step 1: Write the proportion equation
16,343,786.40 : 24,515,679.60 = 4,376,522.40 : x - Step 2: Convert to fraction form
16,343,786.40/24,515,679.60 = 4,376,522.40/x - Step 3: Cross multiply
16,343,786.40x = 24,515,679.60 × 4,376,522.40 - Step 4: Simplify right side
16,343,786.40x = 107,293,420,920,623.06 - Step 5: Solve for x
x = 107,293,420,920,623.06/16,343,786.40 - Step 6: Final answer
x = 6,564,783.60
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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.