Finding the Fourth Proportional to 32,184,109.20, 48,276,163.80 and 18,579,219.60
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Solution
The fourth proportional to 32,184,109.20, 48,276,163.80 and 18,579,219.60 is: 27,868,829.40
Step by Step Solution
- Step 1: Write the proportion equation
32,184,109.20 : 48,276,163.80 = 18,579,219.60 : x - Step 2: Convert to fraction form
32,184,109.20/48,276,163.80 = 18,579,219.60/x - Step 3: Cross multiply
32,184,109.20x = 48,276,163.80 × 18,579,219.60 - Step 4: Simplify right side
32,184,109.20x = 896,933,448,685,770.50 - Step 5: Solve for x
x = 896,933,448,685,770.50/32,184,109.20 - Step 6: Final answer
x = 27,868,829.40
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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.