Finding the Fourth Proportional to 17,453,087.80, 26,179,631.70 and 5,485,823.80
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Solution
The fourth proportional to 17,453,087.80, 26,179,631.70 and 5,485,823.80 is: 8,228,735.70
Step by Step Solution
- Step 1: Write the proportion equation
17,453,087.80 : 26,179,631.70 = 5,485,823.80 : x - Step 2: Convert to fraction form
17,453,087.80/26,179,631.70 = 5,485,823.80/x - Step 3: Cross multiply
17,453,087.80x = 26,179,631.70 × 5,485,823.80 - Step 4: Simplify right side
17,453,087.80x = 143,616,846,655,094.44 - Step 5: Solve for x
x = 143,616,846,655,094.44/17,453,087.80 - Step 6: Final answer
x = 8,228,735.70
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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.