Finding the Fourth Proportional to 9,986,826.24, 14,984,554.95 and 5,370,416.81
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Solution
The fourth proportional to 9,986,826.24, 14,984,554.95 and 5,370,416.81 is: 8,057,945.92
Step by Step Solution
- Step 1: Write the proportion equation
9,986,826.24 : 14,984,554.95 = 5,370,416.81 : x - Step 2: Convert to fraction form
9,986,826.24/14,984,554.95 = 5,370,416.81/x - Step 3: Cross multiply
9,986,826.24x = 14,984,554.95 × 5,370,416.81 - Step 4: Simplify right side
9,986,826.24x = 80,473,305,793,848.70 - Step 5: Solve for x
x = 80,473,305,793,848.70/9,986,826.24 - Step 6: Final answer
x = 8,057,945.92
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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.