Finding the Fourth Proportional to 10,530,464.68, 15,795,697.20 and 2,552,288.68
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Solution
The fourth proportional to 10,530,464.68, 15,795,697.20 and 2,552,288.68 is: 3,828,433.06
Step by Step Solution
- Step 1: Write the proportion equation
10,530,464.68 : 15,795,697.20 = 2,552,288.68 : x - Step 2: Convert to fraction form
10,530,464.68/15,795,697.20 = 2,552,288.68/x - Step 3: Cross multiply
10,530,464.68x = 15,795,697.20 × 2,552,288.68 - Step 4: Simplify right side
10,530,464.68x = 40,315,179,156,267.70 - Step 5: Solve for x
x = 40,315,179,156,267.70/10,530,464.68 - Step 6: Final answer
x = 3,828,433.06
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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.