Finding the Fourth Proportional to 21,517,587.61, 32,276,220.53 and 6,164,890.29
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Solution
The fourth proportional to 21,517,587.61, 32,276,220.53 and 6,164,890.29 is: 9,247,289.34
Step by Step Solution
- Step 1: Write the proportion equation
21,517,587.61 : 32,276,220.53 = 6,164,890.29 : x - Step 2: Convert to fraction form
21,517,587.61/32,276,220.53 = 6,164,890.29/x - Step 3: Cross multiply
21,517,587.61x = 32,276,220.53 × 6,164,890.29 - Step 4: Simplify right side
21,517,587.61x = 198,979,358,512,471.19 - Step 5: Solve for x
x = 198,979,358,512,471.19/21,517,587.61 - Step 6: Final answer
x = 9,247,289.34
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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.