Finding the Fourth Proportional to 64,942,527.80, 97,401,612.68 and 32,585,742.56
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Solution
The fourth proportional to 64,942,527.80, 97,401,612.68 and 32,585,742.56 is: 48,872,502.86
Step by Step Solution
- Step 1: Write the proportion equation
64,942,527.80 : 97,401,612.68 = 32,585,742.56 : x - Step 2: Convert to fraction form
64,942,527.80/97,401,612.68 = 32,585,742.56/x - Step 3: Cross multiply
64,942,527.80x = 97,401,612.68 × 32,585,742.56 - Step 4: Simplify right side
64,942,527.80x = 3,173,903,875,719,312 - Step 5: Solve for x
x = 3,173,903,875,719,312/64,942,527.80 - Step 6: Final answer
x = 48,872,502.86
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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.