Finding the Fourth Proportional to 29,531,267.80, 44,296,901.70 and 7,965,827.80
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Solution
The fourth proportional to 29,531,267.80, 44,296,901.70 and 7,965,827.80 is: 11,948,741.70
Step by Step Solution
- Step 1: Write the proportion equation
29,531,267.80 : 44,296,901.70 = 7,965,827.80 : x - Step 2: Convert to fraction form
29,531,267.80/44,296,901.70 = 7,965,827.80/x - Step 3: Cross multiply
29,531,267.80x = 44,296,901.70 × 7,965,827.80 - Step 4: Simplify right side
29,531,267.80x = 352,861,491,015,727.25 - Step 5: Solve for x
x = 352,861,491,015,727.25/29,531,267.80 - Step 6: Final answer
x = 11,948,741.70
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1.5x scale
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.