Finding the Fourth Proportional to 11,621,814.24, 16,001,596.90 and 9,875,800.92
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Solution
The fourth proportional to 11,621,814.24, 16,001,596.90 and 9,875,800.92 is: 13,597,583.14
Step by Step Solution
- Step 1: Write the proportion equation
11,621,814.24 : 16,001,596.90 = 9,875,800.92 : x - Step 2: Convert to fraction form
11,621,814.24/16,001,596.90 = 9,875,800.92/x - Step 3: Cross multiply
11,621,814.24x = 16,001,596.90 × 9,875,800.92 - Step 4: Simplify right side
11,621,814.24x = 158,028,585,386,489.16 - Step 5: Solve for x
x = 158,028,585,386,489.16/11,621,814.24 - Step 6: Final answer
x = 13,597,583.14
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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.