Finding the Fourth Proportional to 18,272,596.02, 27,398,269.89 and 6,913,920.66
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Solution
The fourth proportional to 18,272,596.02, 27,398,269.89 and 6,913,920.66 is: 10,366,861.07
Step by Step Solution
- Step 1: Write the proportion equation
18,272,596.02 : 27,398,269.89 = 6,913,920.66 : x - Step 2: Convert to fraction form
18,272,596.02/27,398,269.89 = 6,913,920.66/x - Step 3: Cross multiply
18,272,596.02x = 27,398,269.89 × 6,913,920.66 - Step 4: Simplify right side
18,272,596.02x = 189,429,464,240,726.94 - Step 5: Solve for x
x = 189,429,464,240,726.94/18,272,596.02 - Step 6: Final answer
x = 10,366,861.07
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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.