Finding the Fourth Proportional to 14,649,943.27, 20,217,292.90 and 8,034,795.09
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Solution
The fourth proportional to 14,649,943.27, 20,217,292.90 and 8,034,795.09 is: 11,088,220.81
Step by Step Solution
- Step 1: Write the proportion equation
14,649,943.27 : 20,217,292.90 = 8,034,795.09 : x - Step 2: Convert to fraction form
14,649,943.27/20,217,292.90 = 8,034,795.09/x - Step 3: Cross multiply
14,649,943.27x = 20,217,292.90 × 8,034,795.09 - Step 4: Simplify right side
14,649,943.27x = 162,441,805,726,011.84 - Step 5: Solve for x
x = 162,441,805,726,011.84/14,649,943.27 - Step 6: Final answer
x = 11,088,220.81
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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.