Finding the Fourth Proportional to 10,088,512.12, 13,924,045.28 and 6,318,321.12
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Solution
The fourth proportional to 10,088,512.12, 13,924,045.28 and 6,318,321.12 is: 8,720,472.19
Step by Step Solution
- Step 1: Write the proportion equation
10,088,512.12 : 13,924,045.28 = 6,318,321.12 : x - Step 2: Convert to fraction form
10,088,512.12/13,924,045.28 = 6,318,321.12/x - Step 3: Cross multiply
10,088,512.12x = 13,924,045.28 × 6,318,321.12 - Step 4: Simplify right side
10,088,512.12x = 87,976,589,368,460.31 - Step 5: Solve for x
x = 87,976,589,368,460.31/10,088,512.12 - Step 6: Final answer
x = 8,720,472.19
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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.