Finding the Fourth Proportional to 31,256,002.84, 43,133,283.92 and 17,504,966.97
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Solution
The fourth proportional to 31,256,002.84, 43,133,283.92 and 17,504,966.97 is: 24,156,854.42
Step by Step Solution
- Step 1: Write the proportion equation
31,256,002.84 : 43,133,283.92 = 17,504,966.97 : x - Step 2: Convert to fraction form
31,256,002.84/43,133,283.92 = 17,504,966.97/x - Step 3: Cross multiply
31,256,002.84x = 43,133,283.92 × 17,504,966.97 - Step 4: Simplify right side
31,256,002.84x = 755,046,710,327,232.12 - Step 5: Solve for x
x = 755,046,710,327,232.12/31,256,002.84 - Step 6: Final answer
x = 24,156,854.42
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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.