Finding the Fourth Proportional to 7,529,282.64, 11,288,931.12 and 2,736,402.48
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Solution
The fourth proportional to 7,529,282.64, 11,288,931.12 and 2,736,402.48 is: 4,102,789.15
Step by Step Solution
- Step 1: Write the proportion equation
7,529,282.64 : 11,288,931.12 = 2,736,402.48 : x - Step 2: Convert to fraction form
7,529,282.64/11,288,931.12 = 2,736,402.48/x - Step 3: Cross multiply
7,529,282.64x = 11,288,931.12 × 2,736,402.48 - Step 4: Simplify right side
7,529,282.64x = 30,891,059,113,317.18 - Step 5: Solve for x
x = 30,891,059,113,317.18/7,529,282.64 - Step 6: Final answer
x = 4,102,789.15
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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.