Finding the Fourth Proportional to 8,566,994.10, 12,850,535.46 and 2,887,267.62
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Solution
The fourth proportional to 8,566,994.10, 12,850,535.46 and 2,887,267.62 is: 4,330,916.36
Step by Step Solution
- Step 1: Write the proportion equation
8,566,994.10 : 12,850,535.46 = 2,887,267.62 : x - Step 2: Convert to fraction form
8,566,994.10/12,850,535.46 = 2,887,267.62/x - Step 3: Cross multiply
8,566,994.10x = 12,850,535.46 × 2,887,267.62 - Step 4: Simplify right side
8,566,994.10x = 37,102,934,933,319.81 - Step 5: Solve for x
x = 37,102,934,933,319.81/8,566,994.10 - Step 6: Final answer
x = 4,330,916.36
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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.