Finding the Fourth Proportional to 9,660,982.10, 14,491,012.35 and 3,270,607.70
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Solution
The fourth proportional to 9,660,982.10, 14,491,012.35 and 3,270,607.70 is: 4,905,755.55
Step by Step Solution
- Step 1: Write the proportion equation
9,660,982.10 : 14,491,012.35 = 3,270,607.70 : x - Step 2: Convert to fraction form
9,660,982.10/14,491,012.35 = 3,270,607.70/x - Step 3: Cross multiply
9,660,982.10x = 14,491,012.35 × 3,270,607.70 - Step 4: Simplify right side
9,660,982.10x = 47,394,416,572,705.09 - Step 5: Solve for x
x = 47,394,416,572,705.09/9,660,982.10 - Step 6: Final answer
x = 4,905,755.55
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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.