Finding the Fourth Proportional to 14,785,083.42, 22,177,612.68 and 5,564,778.90
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Solution
The fourth proportional to 14,785,083.42, 22,177,612.68 and 5,564,778.90 is: 8,347,163.66
Step by Step Solution
- Step 1: Write the proportion equation
14,785,083.42 : 22,177,612.68 = 5,564,778.90 : x - Step 2: Convert to fraction form
14,785,083.42/22,177,612.68 = 5,564,778.90/x - Step 3: Cross multiply
14,785,083.42x = 22,177,612.68 × 5,564,778.90 - Step 4: Simplify right side
14,785,083.42x = 123,413,511,094,036.45 - Step 5: Solve for x
x = 123,413,511,094,036.45/14,785,083.42 - Step 6: Final answer
x = 8,347,163.66
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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.