Finding the Fourth Proportional to 23,676,946.79, 32,674,284.99 and 12,811,930.79
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Solution
The fourth proportional to 23,676,946.79, 32,674,284.99 and 12,811,930.79 is: 17,680,517.74
Step by Step Solution
- Step 1: Write the proportion equation
23,676,946.79 : 32,674,284.99 = 12,811,930.79 : x - Step 2: Convert to fraction form
23,676,946.79/32,674,284.99 = 12,811,930.79/x - Step 3: Cross multiply
23,676,946.79x = 32,674,284.99 × 12,811,930.79 - Step 4: Simplify right side
23,676,946.79x = 418,620,677,741,244.38 - Step 5: Solve for x
x = 418,620,677,741,244.38/23,676,946.79 - Step 6: Final answer
x = 17,680,517.74
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1.5x scale
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.