Finding the Fourth Proportional to 39,684,269.08, 54,751,936.20 and 22,932,905.92
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Solution
The fourth proportional to 39,684,269.08, 54,751,936.20 and 22,932,905.92 is: 31,640,270.34
Step by Step Solution
- Step 1: Write the proportion equation
39,684,269.08 : 54,751,936.20 = 22,932,905.92 : x - Step 2: Convert to fraction form
39,684,269.08/54,751,936.20 = 22,932,905.92/x - Step 3: Cross multiply
39,684,269.08x = 54,751,936.20 × 22,932,905.92 - Step 4: Simplify right side
39,684,269.08x = 1,255,621,001,812,442.50 - Step 5: Solve for x
x = 1,255,621,001,812,442.50/39,684,269.08 - Step 6: Final answer
x = 31,640,270.34
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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.