Finding the Fourth Proportional to 8,347,796.64, 12,493,794.12 and 4,752,598.44
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Solution
The fourth proportional to 8,347,796.64, 12,493,794.12 and 4,752,598.44 is: 7,113,013.05
Step by Step Solution
- Step 1: Write the proportion equation
8,347,796.64 : 12,493,794.12 = 4,752,598.44 : x - Step 2: Convert to fraction form
8,347,796.64/12,493,794.12 = 4,752,598.44/x - Step 3: Cross multiply
8,347,796.64x = 12,493,794.12 × 4,752,598.44 - Step 4: Simplify right side
8,347,796.64x = 59,377,986,444,393.17 - Step 5: Solve for x
x = 59,377,986,444,393.17/8,347,796.64 - Step 6: Final answer
x = 7,113,013.05
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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.