Finding the Fourth Proportional to 10,634,421.42, 14,675,426.91 and 5,805,525.42
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Solution
The fourth proportional to 10,634,421.42, 14,675,426.91 and 5,805,525.42 is: 8,011,584.33
Step by Step Solution
- Step 1: Write the proportion equation
10,634,421.42 : 14,675,426.91 = 5,805,525.42 : x - Step 2: Convert to fraction form
10,634,421.42/14,675,426.91 = 5,805,525.42/x - Step 3: Cross multiply
10,634,421.42x = 14,675,426.91 × 5,805,525.42 - Step 4: Simplify right side
10,634,421.42x = 85,198,563,975,357.05 - Step 5: Solve for x
x = 85,198,563,975,357.05/10,634,421.42 - Step 6: Final answer
x = 8,011,584.33
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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.