Finding the Fourth Proportional to 9,921,240.21, 14,874,291.01 and 4,526,117.61
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Solution
The fourth proportional to 9,921,240.21, 14,874,291.01 and 4,526,117.61 is: 6,785,723.26
Step by Step Solution
- Step 1: Write the proportion equation
9,921,240.21 : 14,874,291.01 = 4,526,117.61 : x - Step 2: Convert to fraction form
9,921,240.21/14,874,291.01 = 4,526,117.61/x - Step 3: Cross multiply
9,921,240.21x = 14,874,291.01 × 4,526,117.61 - Step 4: Simplify right side
9,921,240.21x = 67,322,790,484,713.23 - Step 5: Solve for x
x = 67,322,790,484,713.23/9,921,240.21 - Step 6: Final answer
x = 6,785,723.26
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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.