Finding the Fourth Proportional to 8,276,337.38, 12,415,670.85 and 2,884,212.74
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Solution
The fourth proportional to 8,276,337.38, 12,415,670.85 and 2,884,212.74 is: 4,326,725.02
Step by Step Solution
- Step 1: Write the proportion equation
8,276,337.38 : 12,415,670.85 = 2,884,212.74 : x - Step 2: Convert to fraction form
8,276,337.38/12,415,670.85 = 2,884,212.74/x - Step 3: Cross multiply
8,276,337.38x = 12,415,670.85 × 2,884,212.74 - Step 4: Simplify right side
8,276,337.38x = 35,809,436,041,216.63 - Step 5: Solve for x
x = 35,809,436,041,216.63/8,276,337.38 - Step 6: Final answer
x = 4,326,725.02
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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.