Finding the Fourth Proportional to 8,090,379.43, 11,164,723.01 and 4,369,210.09
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Solution
The fourth proportional to 8,090,379.43, 11,164,723.01 and 4,369,210.09 is: 6,029,509.60
Step by Step Solution
- Step 1: Write the proportion equation
8,090,379.43 : 11,164,723.01 = 4,369,210.09 : x - Step 2: Convert to fraction form
8,090,379.43/11,164,723.01 = 4,369,210.09/x - Step 3: Cross multiply
8,090,379.43x = 11,164,723.01 × 4,369,210.09 - Step 4: Simplify right side
8,090,379.43x = 48,781,020,437,665.21 - Step 5: Solve for x
x = 48,781,020,437,665.21/8,090,379.43 - Step 6: Final answer
x = 6,029,509.60
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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.