Finding the Fourth Proportional to 8,134,691.12, 12,202,108.18 and 2,069,429.26
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Solution
The fourth proportional to 8,134,691.12, 12,202,108.18 and 2,069,429.26 is: 3,104,162.08
Step by Step Solution
- Step 1: Write the proportion equation
8,134,691.12 : 12,202,108.18 = 2,069,429.26 : x - Step 2: Convert to fraction form
8,134,691.12/12,202,108.18 = 2,069,429.26/x - Step 3: Cross multiply
8,134,691.12x = 12,202,108.18 × 2,069,429.26 - Step 4: Simplify right side
8,134,691.12x = 25,251,399,701,377.35 - Step 5: Solve for x
x = 25,251,399,701,377.35/8,134,691.12 - Step 6: Final answer
x = 3,104,162.08
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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.