Finding the Fourth Proportional to 10,713,078.70, 16,069,618.05 and 5,674,230.70
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Solution
The fourth proportional to 10,713,078.70, 16,069,618.05 and 5,674,230.70 is: 8,511,346.05
Step by Step Solution
- Step 1: Write the proportion equation
10,713,078.70 : 16,069,618.05 = 5,674,230.70 : x - Step 2: Convert to fraction form
10,713,078.70/16,069,618.05 = 5,674,230.70/x - Step 3: Cross multiply
10,713,078.70x = 16,069,618.05 × 5,674,230.70 - Step 4: Simplify right side
10,713,078.70x = 91,182,720,076,584.14 - Step 5: Solve for x
x = 91,182,720,076,584.14/10,713,078.70 - Step 6: Final answer
x = 8,511,346.05
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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.