Finding the Fourth Proportional to 5,330,998.44, 7,349,125.50 and 3,800,448.36
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Solution
The fourth proportional to 5,330,998.44, 7,349,125.50 and 3,800,448.36 is: 5,239,163.41
Step by Step Solution
- Step 1: Write the proportion equation
5,330,998.44 : 7,349,125.50 = 3,800,448.36 : x - Step 2: Convert to fraction form
5,330,998.44/7,349,125.50 = 3,800,448.36/x - Step 3: Cross multiply
5,330,998.44x = 7,349,125.50 × 3,800,448.36 - Step 4: Simplify right side
5,330,998.44x = 27,929,971,953,909.18 - Step 5: Solve for x
x = 27,929,971,953,909.18/5,330,998.44 - Step 6: Final answer
x = 5,239,163.41
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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.