Finding the Fourth Proportional to 67,481,324.65, 93,124,205.31 and 36,541,493.93
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Solution
The fourth proportional to 67,481,324.65, 93,124,205.31 and 36,541,493.93 is: 50,427,249.33
Step by Step Solution
- Step 1: Write the proportion equation
67,481,324.65 : 93,124,205.31 = 36,541,493.93 : x - Step 2: Convert to fraction form
67,481,324.65/93,124,205.31 = 36,541,493.93/x - Step 3: Cross multiply
67,481,324.65x = 93,124,205.31 × 36,541,493.93 - Step 4: Simplify right side
67,481,324.65x = 3,402,897,583,071,439 - Step 5: Solve for x
x = 3,402,897,583,071,439/67,481,324.65 - Step 6: Final answer
x = 50,427,249.33
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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.