Finding the Fourth Proportional to 11,484,982.80, 15,849,982.26 and 6,328,342.98
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Solution
The fourth proportional to 11,484,982.80, 15,849,982.26 and 6,328,342.98 is: 8,733,502.32
Step by Step Solution
- Step 1: Write the proportion equation
11,484,982.80 : 15,849,982.26 = 6,328,342.98 : x - Step 2: Convert to fraction form
11,484,982.80/15,849,982.26 = 6,328,342.98/x - Step 3: Cross multiply
11,484,982.80x = 15,849,982.26 × 6,328,342.98 - Step 4: Simplify right side
11,484,982.80x = 100,304,123,968,195.55 - Step 5: Solve for x
x = 100,304,123,968,195.55/11,484,982.80 - Step 6: Final answer
x = 8,733,502.32
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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.