Finding the Fourth Proportional to 5,533,526.81, 8,300,539.33 and 1,695,069.12
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Solution
The fourth proportional to 5,533,526.81, 8,300,539.33 and 1,695,069.12 is: 2,542,679.99
Step by Step Solution
- Step 1: Write the proportion equation
5,533,526.81 : 8,300,539.33 = 1,695,069.12 : x - Step 2: Convert to fraction form
5,533,526.81/8,300,539.33 = 1,695,069.12/x - Step 3: Cross multiply
5,533,526.81x = 8,300,539.33 × 1,695,069.12 - Step 4: Simplify right side
5,533,526.81x = 14,069,987,897,628.49 - Step 5: Solve for x
x = 14,069,987,897,628.49/5,533,526.81 - Step 6: Final answer
x = 2,542,679.99
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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.