Finding the Fourth Proportional to 16,088,990.85, 22,203,245.34 and 8,747,317.98
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Solution
The fourth proportional to 16,088,990.85, 22,203,245.34 and 8,747,317.98 is: 12,071,536.93
Step by Step Solution
- Step 1: Write the proportion equation
16,088,990.85 : 22,203,245.34 = 8,747,317.98 : x - Step 2: Convert to fraction form
16,088,990.85/22,203,245.34 = 8,747,317.98/x - Step 3: Cross multiply
16,088,990.85x = 22,203,245.34 × 8,747,317.98 - Step 4: Simplify right side
16,088,990.85x = 194,218,847,176,933.22 - Step 5: Solve for x
x = 194,218,847,176,933.22/16,088,990.85 - Step 6: Final answer
x = 12,071,536.93
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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.