Finding the Fourth Proportional to 7,593,163.58, 10,478,558.91 and 4,286,154.05
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Solution
The fourth proportional to 7,593,163.58, 10,478,558.91 and 4,286,154.05 is: 5,914,888.73
Step by Step Solution
- Step 1: Write the proportion equation
7,593,163.58 : 10,478,558.91 = 4,286,154.05 : x - Step 2: Convert to fraction form
7,593,163.58/10,478,558.91 = 4,286,154.05/x - Step 3: Cross multiply
7,593,163.58x = 10,478,558.91 × 4,286,154.05 - Step 4: Simplify right side
7,593,163.58x = 44,912,717,657,867.29 - Step 5: Solve for x
x = 44,912,717,657,867.29/7,593,163.58 - Step 6: Final answer
x = 5,914,888.73
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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.