Finding the Fourth Proportional to 14,762,387.24, 20,372,107.07 and 8,236,017.70
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Solution
The fourth proportional to 14,762,387.24, 20,372,107.07 and 8,236,017.70 is: 11,365,711.50
Step by Step Solution
- Step 1: Write the proportion equation
14,762,387.24 : 20,372,107.07 = 8,236,017.70 : x - Step 2: Convert to fraction form
14,762,387.24/20,372,107.07 = 8,236,017.70/x - Step 3: Cross multiply
14,762,387.24x = 20,372,107.07 × 8,236,017.70 - Step 4: Simplify right side
14,762,387.24x = 167,785,034,414,815.16 - Step 5: Solve for x
x = 167,785,034,414,815.16/14,762,387.24 - Step 6: Final answer
x = 11,365,711.50
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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.