Finding the Fourth Proportional to 39,444,896.08, 54,432,912.18 and 22,041,384.40
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Solution
The fourth proportional to 39,444,896.08, 54,432,912.18 and 22,041,384.40 is: 30,416,526.87
Step by Step Solution
- Step 1: Write the proportion equation
39,444,896.08 : 54,432,912.18 = 22,041,384.40 : x - Step 2: Convert to fraction form
39,444,896.08/54,432,912.18 = 22,041,384.40/x - Step 3: Cross multiply
39,444,896.08x = 54,432,912.18 × 22,041,384.40 - Step 4: Simplify right side
39,444,896.08x = 1,199,776,741,370,822 - Step 5: Solve for x
x = 1,199,776,741,370,822/39,444,896.08 - Step 6: Final answer
x = 30,416,526.87
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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.