Finding the Fourth Proportional to 6,453,614.54, 8,905,649.96 and 3,552,438.75
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Solution
The fourth proportional to 6,453,614.54, 8,905,649.96 and 3,552,438.75 is: 4,902,179.37
Step by Step Solution
- Step 1: Write the proportion equation
6,453,614.54 : 8,905,649.96 = 3,552,438.75 : x - Step 2: Convert to fraction form
6,453,614.54/8,905,649.96 = 3,552,438.75/x - Step 3: Cross multiply
6,453,614.54x = 8,905,649.96 × 3,552,438.75 - Step 4: Simplify right side
6,453,614.54x = 31,636,776,011,839.95 - Step 5: Solve for x
x = 31,636,776,011,839.95/6,453,614.54 - Step 6: Final answer
x = 4,902,179.37
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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.