Finding the Fourth Proportional to 5,525,367.70, 8,289,176.64 and 2,330,505.76
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Solution
The fourth proportional to 5,525,367.70, 8,289,176.64 and 2,330,505.76 is: 3,496,233.18
Step by Step Solution
- Step 1: Write the proportion equation
5,525,367.70 : 8,289,176.64 = 2,330,505.76 : x - Step 2: Convert to fraction form
5,525,367.70/8,289,176.64 = 2,330,505.76/x - Step 3: Cross multiply
5,525,367.70x = 8,289,176.64 × 2,330,505.76 - Step 4: Simplify right side
5,525,367.70x = 19,317,973,905,177.45 - Step 5: Solve for x
x = 19,317,973,905,177.45/5,525,367.70 - Step 6: Final answer
x = 3,496,233.18
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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.