Finding the Fourth Proportional to 6,649,908.41, 9,975,282.53 and 2,811,014.97
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Solution
The fourth proportional to 6,649,908.41, 9,975,282.53 and 2,811,014.97 is: 4,216,699.96
Step by Step Solution
- Step 1: Write the proportion equation
6,649,908.41 : 9,975,282.53 = 2,811,014.97 : x - Step 2: Convert to fraction form
6,649,908.41/9,975,282.53 = 2,811,014.97/x - Step 3: Cross multiply
6,649,908.41x = 9,975,282.53 × 2,811,014.97 - Step 4: Simplify right side
6,649,908.41x = 28,040,668,507,754.40 - Step 5: Solve for x
x = 28,040,668,507,754.40/6,649,908.41 - Step 6: Final answer
x = 4,216,699.96
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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.