Finding the Fourth Proportional to 19,582,145.29, 29,373,212.43 and 6,118,973.29
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Solution
The fourth proportional to 19,582,145.29, 29,373,212.43 and 6,118,973.29 is: 9,178,458.21
Step by Step Solution
- Step 1: Write the proportion equation
19,582,145.29 : 29,373,212.43 = 6,118,973.29 : x - Step 2: Convert to fraction form
19,582,145.29/29,373,212.43 = 6,118,973.29/x - Step 3: Cross multiply
19,582,145.29x = 29,373,212.43 × 6,118,973.29 - Step 4: Simplify right side
19,582,145.29x = 179,733,902,300,666 - Step 5: Solve for x
x = 179,733,902,300,666/19,582,145.29 - Step 6: Final answer
x = 9,178,458.21
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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.