Finding the Fourth Proportional to 27,202,579.80, 40,803,869.70 and 23,659,639.80
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Solution
The fourth proportional to 27,202,579.80, 40,803,869.70 and 23,659,639.80 is: 35,489,459.70
Step by Step Solution
- Step 1: Write the proportion equation
27,202,579.80 : 40,803,869.70 = 23,659,639.80 : x - Step 2: Convert to fraction form
27,202,579.80/40,803,869.70 = 23,659,639.80/x - Step 3: Cross multiply
27,202,579.80x = 40,803,869.70 × 23,659,639.80 - Step 4: Simplify right side
27,202,579.80x = 965,404,859,548,134.12 - Step 5: Solve for x
x = 965,404,859,548,134.12/27,202,579.80 - Step 6: Final answer
x = 35,489,459.70
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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.