Finding the Fourth Proportional to 8,173,484.16, 12,263,027.04 and 3,126,238.08
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Solution
The fourth proportional to 8,173,484.16, 12,263,027.04 and 3,126,238.08 is: 4,690,428.39
Step by Step Solution
- Step 1: Write the proportion equation
8,173,484.16 : 12,263,027.04 = 3,126,238.08 : x - Step 2: Convert to fraction form
8,173,484.16/12,263,027.04 = 3,126,238.08/x - Step 3: Cross multiply
8,173,484.16x = 12,263,027.04 × 3,126,238.08 - Step 4: Simplify right side
8,173,484.16x = 38,337,142,108,517.68 - Step 5: Solve for x
x = 38,337,142,108,517.68/8,173,484.16 - Step 6: Final answer
x = 4,690,428.39
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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.