Finding the Fourth Proportional to 17,811,528.13, 24,579,721.06 and 9,971,104.84
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Solution
The fourth proportional to 17,811,528.13, 24,579,721.06 and 9,971,104.84 is: 13,760,019.57
Step by Step Solution
- Step 1: Write the proportion equation
17,811,528.13 : 24,579,721.06 = 9,971,104.84 : x - Step 2: Convert to fraction form
17,811,528.13/24,579,721.06 = 9,971,104.84/x - Step 3: Cross multiply
17,811,528.13x = 24,579,721.06 × 9,971,104.84 - Step 4: Simplify right side
17,811,528.13x = 245,086,975,627,215.91 - Step 5: Solve for x
x = 245,086,975,627,215.91/17,811,528.13 - Step 6: Final answer
x = 13,760,019.57
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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.