Finding the Fourth Proportional to 39,589,769.64, 59,370,088.50 and 13,675,476.12
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Solution
The fourth proportional to 39,589,769.64, 59,370,088.50 and 13,675,476.12 is: 20,508,182.67
Step by Step Solution
- Step 1: Write the proportion equation
39,589,769.64 : 59,370,088.50 = 13,675,476.12 : x - Step 2: Convert to fraction form
39,589,769.64/59,370,088.50 = 13,675,476.12/x - Step 3: Cross multiply
39,589,769.64x = 59,370,088.50 × 13,675,476.12 - Step 4: Simplify right side
39,589,769.64x = 811,914,227,524,036.62 - Step 5: Solve for x
x = 811,914,227,524,036.62/39,589,769.64 - Step 6: Final answer
x = 20,508,182.67
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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.