Finding the Fourth Proportional to 7,865,548.23, 11,798,359.26 and 2,747,955.93
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Solution
The fourth proportional to 7,865,548.23, 11,798,359.26 and 2,747,955.93 is: 4,121,946.79
Step by Step Solution
- Step 1: Write the proportion equation
7,865,548.23 : 11,798,359.26 = 2,747,955.93 : x - Step 2: Convert to fraction form
7,865,548.23/11,798,359.26 = 2,747,955.93/x - Step 3: Cross multiply
7,865,548.23x = 11,798,359.26 × 2,747,955.93 - Step 4: Simplify right side
7,865,548.23x = 32,421,371,304,604.50 - Step 5: Solve for x
x = 32,421,371,304,604.50/7,865,548.23 - Step 6: Final answer
x = 4,121,946.79
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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.