Finding the Fourth Proportional to 23,330,276.10, 34,995,414.15 and 18,511,877.70
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Solution
The fourth proportional to 23,330,276.10, 34,995,414.15 and 18,511,877.70 is: 27,767,816.55
Step by Step Solution
- Step 1: Write the proportion equation
23,330,276.10 : 34,995,414.15 = 18,511,877.70 : x - Step 2: Convert to fraction form
23,330,276.10/34,995,414.15 = 18,511,877.70/x - Step 3: Cross multiply
23,330,276.10x = 34,995,414.15 × 18,511,877.70 - Step 4: Simplify right side
23,330,276.10x = 647,830,826,805,649.38 - Step 5: Solve for x
x = 647,830,826,805,649.38/23,330,276.10 - Step 6: Final answer
x = 27,767,816.55
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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.