Finding the Fourth Proportional to 32,372,991.20, 48,559,486.80 and 32,184,034.40
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Solution
The fourth proportional to 32,372,991.20, 48,559,486.80 and 32,184,034.40 is: 48,276,051.60
Step by Step Solution
- Step 1: Write the proportion equation
32,372,991.20 : 48,559,486.80 = 32,184,034.40 : x - Step 2: Convert to fraction form
32,372,991.20/48,559,486.80 = 32,184,034.40/x - Step 3: Cross multiply
32,372,991.20x = 48,559,486.80 × 32,184,034.40 - Step 4: Simplify right side
32,372,991.20x = 1,562,840,193,617,545.75 - Step 5: Solve for x
x = 1,562,840,193,617,545.75/32,372,991.20 - Step 6: Final answer
x = 48,276,051.60
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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.