Finding the Fourth Proportional to 6,183,857.69, 8,533,733.64 and 3,430,545.18
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Solution
The fourth proportional to 6,183,857.69, 8,533,733.64 and 3,430,545.18 is: 4,734,157.91
Step by Step Solution
- Step 1: Write the proportion equation
6,183,857.69 : 8,533,733.64 = 3,430,545.18 : x - Step 2: Convert to fraction form
6,183,857.69/8,533,733.64 = 3,430,545.18/x - Step 3: Cross multiply
6,183,857.69x = 8,533,733.64 × 3,430,545.18 - Step 4: Simplify right side
6,183,857.69x = 29,275,358,761,239.81 - Step 5: Solve for x
x = 29,275,358,761,239.81/6,183,857.69 - Step 6: Final answer
x = 4,734,157.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.