Finding the Fourth Proportional to 7,439,937.70, 10,268,234.58 and 4,541,013.15
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Solution
The fourth proportional to 7,439,937.70, 10,268,234.58 and 4,541,013.15 is: 6,267,282.09
Step by Step Solution
- Step 1: Write the proportion equation
7,439,937.70 : 10,268,234.58 = 4,541,013.15 : x - Step 2: Convert to fraction form
7,439,937.70/10,268,234.58 = 4,541,013.15/x - Step 3: Cross multiply
7,439,937.70x = 10,268,234.58 × 4,541,013.15 - Step 4: Simplify right side
7,439,937.70x = 46,628,188,232,359.66 - Step 5: Solve for x
x = 46,628,188,232,359.66/7,439,937.70 - Step 6: Final answer
x = 6,267,282.09
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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.