Finding the Fourth Proportional to 11,341,495.28, 15,651,288.24 and 6,446,747.36
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Solution
The fourth proportional to 11,341,495.28, 15,651,288.24 and 6,446,747.36 is: 8,896,525.43
Step by Step Solution
- Step 1: Write the proportion equation
11,341,495.28 : 15,651,288.24 = 6,446,747.36 : x - Step 2: Convert to fraction form
11,341,495.28/15,651,288.24 = 6,446,747.36/x - Step 3: Cross multiply
11,341,495.28x = 15,651,288.24 × 6,446,747.36 - Step 4: Simplify right side
11,341,495.28x = 100,899,901,141,819.05 - Step 5: Solve for x
x = 100,899,901,141,819.05/11,341,495.28 - Step 6: Final answer
x = 8,896,525.43
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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.