Finding the Fourth Proportional to 13,304,988.48, 19,957,307.76 and 3,207,528.48
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Solution
The fourth proportional to 13,304,988.48, 19,957,307.76 and 3,207,528.48 is: 4,811,250.54
Step by Step Solution
- Step 1: Write the proportion equation
13,304,988.48 : 19,957,307.76 = 3,207,528.48 : x - Step 2: Convert to fraction form
13,304,988.48/19,957,307.76 = 3,207,528.48/x - Step 3: Cross multiply
13,304,988.48x = 19,957,307.76 × 3,207,528.48 - Step 4: Simplify right side
13,304,988.48x = 64,013,633,024,325.01 - Step 5: Solve for x
x = 64,013,633,024,325.01/13,304,988.48 - Step 6: Final answer
x = 4,811,250.54
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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.