Finding the Fourth Proportional to 6,424,348.53, 9,623,674.63 and 3,864,149.74
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Solution
The fourth proportional to 6,424,348.53, 9,623,674.63 and 3,864,149.74 is: 5,788,496.63
Step by Step Solution
- Step 1: Write the proportion equation
6,424,348.53 : 9,623,674.63 = 3,864,149.74 : x - Step 2: Convert to fraction form
6,424,348.53/9,623,674.63 = 3,864,149.74/x - Step 3: Cross multiply
6,424,348.53x = 9,623,674.63 × 3,864,149.74 - Step 4: Simplify right side
6,424,348.53x = 37,187,319,819,359.10 - Step 5: Solve for x
x = 37,187,319,819,359.10/6,424,348.53 - Step 6: Final answer
x = 5,788,496.63
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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.