Finding the Fourth Proportional to 27,945,013.80, 41,833,539.90 and 16,579,612.20
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Solution
The fourth proportional to 27,945,013.80, 41,833,539.90 and 16,579,612.20 is: 24,819,592.99
Step by Step Solution
- Step 1: Write the proportion equation
27,945,013.80 : 41,833,539.90 = 16,579,612.20 : x - Step 2: Convert to fraction form
27,945,013.80/41,833,539.90 = 16,579,612.20/x - Step 3: Cross multiply
27,945,013.80x = 41,833,539.90 × 16,579,612.20 - Step 4: Simplify right side
27,945,013.80x = 693,583,868,495,226.75 - Step 5: Solve for x
x = 693,583,868,495,226.75/27,945,013.80 - Step 6: Final answer
x = 24,819,592.99
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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.