Finding the Fourth Proportional to 10,338,508.24, 14,266,904.88 and 6,473,160.64
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Solution
The fourth proportional to 10,338,508.24, 14,266,904.88 and 6,473,160.64 is: 8,932,813.61
Step by Step Solution
- Step 1: Write the proportion equation
10,338,508.24 : 14,266,904.88 = 6,473,160.64 : x - Step 2: Convert to fraction form
10,338,508.24/14,266,904.88 = 6,473,160.64/x - Step 3: Cross multiply
10,338,508.24x = 14,266,904.88 × 6,473,160.64 - Step 4: Simplify right side
10,338,508.24x = 92,351,967,123,839.92 - Step 5: Solve for x
x = 92,351,967,123,839.92/10,338,508.24 - Step 6: Final answer
x = 8,932,813.61
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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.