Finding the Fourth Proportional to 11,341,496.28, 15,651,289.62 and 6,446,748.36
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Solution
The fourth proportional to 11,341,496.28, 15,651,289.62 and 6,446,748.36 is: 8,896,526.81
Step by Step Solution
- Step 1: Write the proportion equation
11,341,496.28 : 15,651,289.62 = 6,446,748.36 : x - Step 2: Convert to fraction form
11,341,496.28/15,651,289.62 = 6,446,748.36/x - Step 3: Cross multiply
11,341,496.28x = 15,651,289.62 × 6,446,748.36 - Step 4: Simplify right side
11,341,496.28x = 100,899,925,689,620.02 - Step 5: Solve for x
x = 100,899,925,689,620.02/11,341,496.28 - Step 6: Final answer
x = 8,896,526.81
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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.