Finding the Fourth Proportional to 36,646,481.23, 50,576,630.81 and 21,176,565.87
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Solution
The fourth proportional to 36,646,481.23, 50,576,630.81 and 21,176,565.87 is: 29,226,253.60
Step by Step Solution
- Step 1: Write the proportion equation
36,646,481.23 : 50,576,630.81 = 21,176,565.87 : x - Step 2: Convert to fraction form
36,646,481.23/50,576,630.81 = 21,176,565.87/x - Step 3: Cross multiply
36,646,481.23x = 50,576,630.81 × 21,176,565.87 - Step 4: Simplify right side
36,646,481.23x = 1,071,039,353,830,636.50 - Step 5: Solve for x
x = 1,071,039,353,830,636.50/36,646,481.23 - Step 6: Final answer
x = 29,226,253.60
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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.