Finding the Fourth Proportional to 8,067,485.70, 12,101,228.55 and 6,240,903.30
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Solution
The fourth proportional to 8,067,485.70, 12,101,228.55 and 6,240,903.30 is: 9,361,354.95
Step by Step Solution
- Step 1: Write the proportion equation
8,067,485.70 : 12,101,228.55 = 6,240,903.30 : x - Step 2: Convert to fraction form
8,067,485.70/12,101,228.55 = 6,240,903.30/x - Step 3: Cross multiply
8,067,485.70x = 12,101,228.55 × 6,240,903.30 - Step 4: Simplify right side
8,067,485.70x = 75,522,597,191,749.22 - Step 5: Solve for x
x = 75,522,597,191,749.22/8,067,485.70 - Step 6: Final answer
x = 9,361,354.95
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1.5x scale
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.