Finding the Fourth Proportional to 11,362,329.23, 15,680,353.88 and 6,205,934.03
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Solution
The fourth proportional to 11,362,329.23, 15,680,353.88 and 6,205,934.03 is: 8,564,374.41
Step by Step Solution
- Step 1: Write the proportion equation
11,362,329.23 : 15,680,353.88 = 6,205,934.03 : x - Step 2: Convert to fraction form
11,362,329.23/15,680,353.88 = 6,205,934.03/x - Step 3: Cross multiply
11,362,329.23x = 15,680,353.88 × 6,205,934.03 - Step 4: Simplify right side
11,362,329.23x = 97,311,241,683,447.61 - Step 5: Solve for x
x = 97,311,241,683,447.61/11,362,329.23 - Step 6: Final answer
x = 8,564,374.41
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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.