Finding the Fourth Proportional to 24,021,012.15, 33,151,367.61 and 13,709,277.99
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Solution
The fourth proportional to 24,021,012.15, 33,151,367.61 and 13,709,277.99 is: 18,920,156.71
Step by Step Solution
- Step 1: Write the proportion equation
24,021,012.15 : 33,151,367.61 = 13,709,277.99 : x - Step 2: Convert to fraction form
24,021,012.15/33,151,367.61 = 13,709,277.99/x - Step 3: Cross multiply
24,021,012.15x = 33,151,367.61 × 13,709,277.99 - Step 4: Simplify right side
24,021,012.15x = 454,481,314,314,171.88 - Step 5: Solve for x
x = 454,481,314,314,171.88/24,021,012.15 - Step 6: Final answer
x = 18,920,156.71
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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.