Finding the Fourth Proportional to 32,372,945.20, 48,559,417.80 and 32,183,988.40
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Solution
The fourth proportional to 32,372,945.20, 48,559,417.80 and 32,183,988.40 is: 48,275,982.60
Step by Step Solution
- Step 1: Write the proportion equation
32,372,945.20 : 48,559,417.80 = 32,183,988.40 : x - Step 2: Convert to fraction form
32,372,945.20/48,559,417.80 = 32,183,988.40/x - Step 3: Cross multiply
32,372,945.20x = 48,559,417.80 × 32,183,988.40 - Step 4: Simplify right side
32,372,945.20x = 1,562,835,739,185,953.25 - Step 5: Solve for x
x = 1,562,835,739,185,953.25/32,372,945.20 - Step 6: Final answer
x = 48,275,982.60
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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.