Finding the Fourth Proportional to 17,887,139.99, 24,684,257.27 and 9,738,377.99
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Solution
The fourth proportional to 17,887,139.99, 24,684,257.27 and 9,738,377.99 is: 13,438,963.85
Step by Step Solution
- Step 1: Write the proportion equation
17,887,139.99 : 24,684,257.27 = 9,738,377.99 : x - Step 2: Convert to fraction form
17,887,139.99/24,684,257.27 = 9,738,377.99/x - Step 3: Cross multiply
17,887,139.99x = 24,684,257.27 × 9,738,377.99 - Step 4: Simplify right side
17,887,139.99x = 240,384,627,636,377.72 - Step 5: Solve for x
x = 240,384,627,636,377.72/17,887,139.99 - Step 6: Final answer
x = 13,438,963.85
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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.