Finding the Fourth Proportional to 26,288,984.15, 39,434,694.09 and 8,093,994.31
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Solution
The fourth proportional to 26,288,984.15, 39,434,694.09 and 8,093,994.31 is: 12,141,366.43
Step by Step Solution
- Step 1: Write the proportion equation
26,288,984.15 : 39,434,694.09 = 8,093,994.31 : x - Step 2: Convert to fraction form
26,288,984.15/39,434,694.09 = 8,093,994.31/x - Step 3: Cross multiply
26,288,984.15x = 39,434,694.09 × 8,093,994.31 - Step 4: Simplify right side
26,288,984.15x = 319,184,189,581,050.62 - Step 5: Solve for x
x = 319,184,189,581,050.62/26,288,984.15 - Step 6: Final answer
x = 12,141,366.43
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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.