Finding the Fourth Proportional to 8,215,409.10, 11,337,124.50 and 4,544,322.76
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Solution
The fourth proportional to 8,215,409.10, 11,337,124.50 and 4,544,322.76 is: 6,271,087.94
Step by Step Solution
- Step 1: Write the proportion equation
8,215,409.10 : 11,337,124.50 = 4,544,322.76 : x - Step 2: Convert to fraction form
8,215,409.10/11,337,124.50 = 4,544,322.76/x - Step 3: Cross multiply
8,215,409.10x = 11,337,124.50 × 4,544,322.76 - Step 4: Simplify right side
8,215,409.10x = 51,519,552,898,303.62 - Step 5: Solve for x
x = 51,519,552,898,303.62/8,215,409.10 - Step 6: Final answer
x = 6,271,087.94
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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.