Finding the Fourth Proportional to 32,184,048.70, 48,257,410.65 and 11,991,331.90
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Solution
The fourth proportional to 32,184,048.70, 48,257,410.65 and 11,991,331.90 is: 17,980,044.50
Step by Step Solution
- Step 1: Write the proportion equation
32,184,048.70 : 48,257,410.65 = 11,991,331.90 : x - Step 2: Convert to fraction form
32,184,048.70/48,257,410.65 = 11,991,331.90/x - Step 3: Cross multiply
32,184,048.70x = 48,257,410.65 × 11,991,331.90 - Step 4: Simplify right side
32,184,048.70x = 578,670,627,738,744.75 - Step 5: Solve for x
x = 578,670,627,738,744.75/32,184,048.70 - Step 6: Final answer
x = 17,980,044.50
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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.