Finding the Fourth Proportional to 10,551,200.86, 15,818,533.26 and 4,166,232.46
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Solution
The fourth proportional to 10,551,200.86, 15,818,533.26 and 4,166,232.46 is: 6,246,083.99
Step by Step Solution
- Step 1: Write the proportion equation
10,551,200.86 : 15,818,533.26 = 4,166,232.46 : x - Step 2: Convert to fraction form
10,551,200.86/15,818,533.26 = 4,166,232.46/x - Step 3: Cross multiply
10,551,200.86x = 15,818,533.26 × 4,166,232.46 - Step 4: Simplify right side
10,551,200.86x = 65,903,686,737,401.62 - Step 5: Solve for x
x = 65,903,686,737,401.62/10,551,200.86 - Step 6: Final answer
x = 6,246,083.99
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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.