Finding the Fourth Proportional to 18,595,209.30, 27,865,585.80 and 16,676,116.80
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Solution
The fourth proportional to 18,595,209.30, 27,865,585.80 and 16,676,116.80 is: 24,989,757.09
Step by Step Solution
- Step 1: Write the proportion equation
18,595,209.30 : 27,865,585.80 = 16,676,116.80 : x - Step 2: Convert to fraction form
18,595,209.30/27,865,585.80 = 16,676,116.80/x - Step 3: Cross multiply
18,595,209.30x = 27,865,585.80 × 16,676,116.80 - Step 4: Simplify right side
18,595,209.30x = 464,689,763,501,221.50 - Step 5: Solve for x
x = 464,689,763,501,221.50/18,595,209.30 - Step 6: Final answer
x = 24,989,757.09
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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.