Finding the Fourth Proportional to 9,424,979.67, 13,006,524.11 and 5,295,184.95
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Solution
The fourth proportional to 9,424,979.67, 13,006,524.11 and 5,295,184.95 is: 7,307,384.54
Step by Step Solution
- Step 1: Write the proportion equation
9,424,979.67 : 13,006,524.11 = 5,295,184.95 : x - Step 2: Convert to fraction form
9,424,979.67/13,006,524.11 = 5,295,184.95/x - Step 3: Cross multiply
9,424,979.67x = 13,006,524.11 × 5,295,184.95 - Step 4: Simplify right side
9,424,979.67x = 68,871,950,692,608.23 - Step 5: Solve for x
x = 68,871,950,692,608.23/9,424,979.67 - Step 6: Final answer
x = 7,307,384.54
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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.