Finding the Fourth Proportional to 8,342,441.06, 12,498,944.28 and 7,306,208.87
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Solution
The fourth proportional to 8,342,441.06, 12,498,944.28 and 7,306,208.87 is: 10,946,424.06
Step by Step Solution
- Step 1: Write the proportion equation
8,342,441.06 : 12,498,944.28 = 7,306,208.87 : x - Step 2: Convert to fraction form
8,342,441.06/12,498,944.28 = 7,306,208.87/x - Step 3: Cross multiply
8,342,441.06x = 12,498,944.28 × 7,306,208.87 - Step 4: Simplify right side
8,342,441.06x = 91,319,897,501,677.05 - Step 5: Solve for x
x = 91,319,897,501,677.05/8,342,441.06 - Step 6: Final answer
x = 10,946,424.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.