Finding the Fourth Proportional to 6,581,637.99, 9,864,237.51 and 4,543,648.02
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Solution
The fourth proportional to 6,581,637.99, 9,864,237.51 and 4,543,648.02 is: 6,809,797.70
Step by Step Solution
- Step 1: Write the proportion equation
6,581,637.99 : 9,864,237.51 = 4,543,648.02 : x - Step 2: Convert to fraction form
6,581,637.99/9,864,237.51 = 4,543,648.02/x - Step 3: Cross multiply
6,581,637.99x = 9,864,237.51 × 4,543,648.02 - Step 4: Simplify right side
6,581,637.99x = 44,819,623,231,121.23 - Step 5: Solve for x
x = 44,819,623,231,121.23/6,581,637.99 - Step 6: Final answer
x = 6,809,797.70
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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.