Finding the Fourth Proportional to 6,343,747.62, 8,754,378.19 and 3,443,139.09
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Solution
The fourth proportional to 6,343,747.62, 8,754,378.19 and 3,443,139.09 is: 4,751,535.46
Step by Step Solution
- Step 1: Write the proportion equation
6,343,747.62 : 8,754,378.19 = 3,443,139.09 : x - Step 2: Convert to fraction form
6,343,747.62/8,754,378.19 = 3,443,139.09/x - Step 3: Cross multiply
6,343,747.62x = 8,754,378.19 × 3,443,139.09 - Step 4: Simplify right side
6,343,747.62x = 30,142,541,710,860.55 - Step 5: Solve for x
x = 30,142,541,710,860.55/6,343,747.62 - Step 6: Final answer
x = 4,751,535.46
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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.