Finding the Fourth Proportional to 33,721,637.92, 50,582,587.20 and 8,162,605.60
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Solution
The fourth proportional to 33,721,637.92, 50,582,587.20 and 8,162,605.60 is: 12,243,939.95
Step by Step Solution
- Step 1: Write the proportion equation
33,721,637.92 : 50,582,587.20 = 8,162,605.60 : x - Step 2: Convert to fraction form
33,721,637.92/50,582,587.20 = 8,162,605.60/x - Step 3: Cross multiply
33,721,637.92x = 50,582,587.20 × 8,162,605.60 - Step 4: Simplify right side
33,721,637.92x = 412,885,709,541,208.31 - Step 5: Solve for x
x = 412,885,709,541,208.31/33,721,637.92 - Step 6: Final answer
x = 12,243,939.95
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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.