Finding the Fourth Proportional to 10,282,449.84, 14,189,234.58 and 5,931,277.28
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Solution
The fourth proportional to 10,282,449.84, 14,189,234.58 and 5,931,277.28 is: 8,184,847.58
Step by Step Solution
- Step 1: Write the proportion equation
10,282,449.84 : 14,189,234.58 = 5,931,277.28 : x - Step 2: Convert to fraction form
10,282,449.84/14,189,234.58 = 5,931,277.28/x - Step 3: Cross multiply
10,282,449.84x = 14,189,234.58 × 5,931,277.28 - Step 4: Simplify right side
10,282,449.84x = 84,160,284,684,944.34 - Step 5: Solve for x
x = 84,160,284,684,944.34/10,282,449.84 - Step 6: Final answer
x = 8,184,847.58
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1.5x scale
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.