Finding the Fourth Proportional to 5,461,397.82, 7,536,713.43 and 3,013,991.13
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Solution
The fourth proportional to 5,461,397.82, 7,536,713.43 and 3,013,991.13 is: 4,159,299.17
Step by Step Solution
- Step 1: Write the proportion equation
5,461,397.82 : 7,536,713.43 = 3,013,991.13 : x - Step 2: Convert to fraction form
5,461,397.82/7,536,713.43 = 3,013,991.13/x - Step 3: Cross multiply
5,461,397.82x = 7,536,713.43 × 3,013,991.13 - Step 4: Simplify right side
5,461,397.82x = 22,715,587,427,371.88 - Step 5: Solve for x
x = 22,715,587,427,371.88/5,461,397.82 - Step 6: Final answer
x = 4,159,299.17
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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.