Finding the Fourth Proportional to 64,673,321.80, 97,009,982.70 and 32,330,216.20
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Solution
The fourth proportional to 64,673,321.80, 97,009,982.70 and 32,330,216.20 is: 48,495,324.30
Step by Step Solution
- Step 1: Write the proportion equation
64,673,321.80 : 97,009,982.70 = 32,330,216.20 : x - Step 2: Convert to fraction form
64,673,321.80/97,009,982.70 = 32,330,216.20/x - Step 3: Cross multiply
64,673,321.80x = 97,009,982.70 × 32,330,216.20 - Step 4: Simplify right side
64,673,321.80x = 3,136,353,714,249,260 - Step 5: Solve for x
x = 3,136,353,714,249,260/64,673,321.80 - Step 6: Final answer
x = 48,495,324.30
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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.