Finding the Fourth Proportional to 8,088,236.70, 12,132,355.05 and 6,281,337.30
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Solution
The fourth proportional to 8,088,236.70, 12,132,355.05 and 6,281,337.30 is: 9,422,005.95
Step by Step Solution
- Step 1: Write the proportion equation
8,088,236.70 : 12,132,355.05 = 6,281,337.30 : x - Step 2: Convert to fraction form
8,088,236.70/12,132,355.05 = 6,281,337.30/x - Step 3: Cross multiply
8,088,236.70x = 12,132,355.05 × 6,281,337.30 - Step 4: Simplify right side
8,088,236.70x = 76,207,414,312,408.38 - Step 5: Solve for x
x = 76,207,414,312,408.38/8,088,236.70 - Step 6: Final answer
x = 9,422,005.95
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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.