Finding the Fourth Proportional to 11,362,331.48, 15,680,356.99 and 6,205,936.28
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Solution
The fourth proportional to 11,362,331.48, 15,680,356.99 and 6,205,936.28 is: 8,564,377.52
Step by Step Solution
- Step 1: Write the proportion equation
11,362,331.48 : 15,680,356.99 = 6,205,936.28 : x - Step 2: Convert to fraction form
11,362,331.48/15,680,356.99 = 6,205,936.28/x - Step 3: Cross multiply
11,362,331.48x = 15,680,356.99 × 6,205,936.28 - Step 4: Simplify right side
11,362,331.48x = 97,311,296,233,675.98 - Step 5: Solve for x
x = 97,311,296,233,675.98/11,362,331.48 - Step 6: Final answer
x = 8,564,377.52
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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.