Finding the Fourth Proportional to 49,840,772.82, 74,760,660.99 and 15,762,124.50
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Solution
The fourth proportional to 49,840,772.82, 74,760,660.99 and 15,762,124.50 is: 23,643,029.18
Step by Step Solution
- Step 1: Write the proportion equation
49,840,772.82 : 74,760,660.99 = 15,762,124.50 : x - Step 2: Convert to fraction form
49,840,772.82/74,760,660.99 = 15,762,124.50/x - Step 3: Cross multiply
49,840,772.82x = 74,760,660.99 × 15,762,124.50 - Step 4: Simplify right side
49,840,772.82x = 1,178,386,846,226,673.25 - Step 5: Solve for x
x = 1,178,386,846,226,673.25/49,840,772.82 - Step 6: Final answer
x = 23,643,029.18
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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.