Finding the Fourth Proportional to 22,458,993.06, 33,688,492.80 and 5,419,665.99
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Solution
The fourth proportional to 22,458,993.06, 33,688,492.80 and 5,419,665.99 is: 8,129,499.76
Step by Step Solution
- Step 1: Write the proportion equation
22,458,993.06 : 33,688,492.80 = 5,419,665.99 : x - Step 2: Convert to fraction form
22,458,993.06/33,688,492.80 = 5,419,665.99/x - Step 3: Cross multiply
22,458,993.06x = 33,688,492.80 × 5,419,665.99 - Step 4: Simplify right side
22,458,993.06x = 182,580,378,682,519.88 - Step 5: Solve for x
x = 182,580,378,682,519.88/22,458,993.06 - Step 6: Final answer
x = 8,129,499.76
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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.