Finding the Fourth Proportional to 8,125,557.84, 12,184,793.48 and 3,073,325.40
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Solution
The fourth proportional to 8,125,557.84, 12,184,793.48 and 3,073,325.40 is: 4,608,647.93
Step by Step Solution
- Step 1: Write the proportion equation
8,125,557.84 : 12,184,793.48 = 3,073,325.40 : x - Step 2: Convert to fraction form
8,125,557.84/12,184,793.48 = 3,073,325.40/x - Step 3: Cross multiply
8,125,557.84x = 12,184,793.48 × 3,073,325.40 - Step 4: Simplify right side
8,125,557.84x = 37,447,835,280,471.77 - Step 5: Solve for x
x = 37,447,835,280,471.77/8,125,557.84 - Step 6: Final answer
x = 4,608,647.93
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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.