Finding the Fourth Proportional to 37,255,474.60, 55,892,510.46 and 12,994,750.84
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Solution
The fourth proportional to 37,255,474.60, 55,892,510.46 and 12,994,750.84 is: 19,495,369.61
Step by Step Solution
- Step 1: Write the proportion equation
37,255,474.60 : 55,892,510.46 = 12,994,750.84 : x - Step 2: Convert to fraction form
37,255,474.60/55,892,510.46 = 12,994,750.84/x - Step 3: Cross multiply
37,255,474.60x = 55,892,510.46 × 12,994,750.84 - Step 4: Simplify right side
37,255,474.60x = 726,309,247,249,793.75 - Step 5: Solve for x
x = 726,309,247,249,793.75/37,255,474.60 - Step 6: Final answer
x = 19,495,369.61
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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.