Finding the Fourth Proportional to 14,501,422.24, 20,011,563.24 and 7,975,050.99
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Solution
The fourth proportional to 14,501,422.24, 20,011,563.24 and 7,975,050.99 is: 11,005,350.69
Step by Step Solution
- Step 1: Write the proportion equation
14,501,422.24 : 20,011,563.24 = 7,975,050.99 : x - Step 2: Convert to fraction form
14,501,422.24/20,011,563.24 = 7,975,050.99/x - Step 3: Cross multiply
14,501,422.24x = 20,011,563.24 × 7,975,050.99 - Step 4: Simplify right side
14,501,422.24x = 159,593,237,281,084.53 - Step 5: Solve for x
x = 159,593,237,281,084.53/14,501,422.24 - Step 6: Final answer
x = 11,005,350.69
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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.