Finding the Fourth Proportional to 32,194,316.80, 48,291,475.20 and 10,632,246.40
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Solution
The fourth proportional to 32,194,316.80, 48,291,475.20 and 10,632,246.40 is: 15,948,369.60
Step by Step Solution
- Step 1: Write the proportion equation
32,194,316.80 : 48,291,475.20 = 10,632,246.40 : x - Step 2: Convert to fraction form
32,194,316.80/48,291,475.20 = 10,632,246.40/x - Step 3: Cross multiply
32,194,316.80x = 48,291,475.20 × 10,632,246.40 - Step 4: Simplify right side
32,194,316.80x = 513,446,863,345,889.31 - Step 5: Solve for x
x = 513,446,863,345,889.31/32,194,316.80 - Step 6: Final answer
x = 15,948,369.60
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1.5x scale
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.