Finding the Fourth Proportional to 5,464,601.80, 8,196,902.70 and 5,307,137.80
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Solution
The fourth proportional to 5,464,601.80, 8,196,902.70 and 5,307,137.80 is: 7,960,706.70
Step by Step Solution
- Step 1: Write the proportion equation
5,464,601.80 : 8,196,902.70 = 5,307,137.80 : x - Step 2: Convert to fraction form
5,464,601.80/8,196,902.70 = 5,307,137.80/x - Step 3: Cross multiply
5,464,601.80x = 8,196,902.70 × 5,307,137.80 - Step 4: Simplify right side
5,464,601.80x = 43,502,092,162,092.06 - Step 5: Solve for x
x = 43,502,092,162,092.06/5,464,601.80 - Step 6: Final answer
x = 7,960,706.70
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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.