Finding the Fourth Proportional to 58,284,423.36, 80,430,902.88 and 32,178,465.60
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Solution
The fourth proportional to 58,284,423.36, 80,430,902.88 and 32,178,465.60 is: 44,405,398.43
Step by Step Solution
- Step 1: Write the proportion equation
58,284,423.36 : 80,430,902.88 = 32,178,465.60 : x - Step 2: Convert to fraction form
58,284,423.36/80,430,902.88 = 32,178,465.60/x - Step 3: Cross multiply
58,284,423.36x = 80,430,902.88 × 32,178,465.60 - Step 4: Simplify right side
58,284,423.36x = 2,588,143,041,501,021 - Step 5: Solve for x
x = 2,588,143,041,501,021/58,284,423.36 - Step 6: Final answer
x = 44,405,398.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.