Finding the Fourth Proportional to 10,950,198.79, 16,425,333.95 and 4,124,940.09
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Solution
The fourth proportional to 10,950,198.79, 16,425,333.95 and 4,124,940.09 is: 6,187,423.60
Step by Step Solution
- Step 1: Write the proportion equation
10,950,198.79 : 16,425,333.95 = 4,124,940.09 : x - Step 2: Convert to fraction form
10,950,198.79/16,425,333.95 = 4,124,940.09/x - Step 3: Cross multiply
10,950,198.79x = 16,425,333.95 × 4,124,940.09 - Step 4: Simplify right side
10,950,198.79x = 67,753,518,442,976.15 - Step 5: Solve for x
x = 67,753,518,442,976.15/10,950,198.79 - Step 6: Final answer
x = 6,187,423.60
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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.