Finding the Fourth Proportional to 10,472,405.28, 14,452,005.60 and 5,888,686.56
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Solution
The fourth proportional to 10,472,405.28, 14,452,005.60 and 5,888,686.56 is: 8,126,435.99
Step by Step Solution
- Step 1: Write the proportion equation
10,472,405.28 : 14,452,005.60 = 5,888,686.56 : x - Step 2: Convert to fraction form
10,472,405.28/14,452,005.60 = 5,888,686.56/x - Step 3: Cross multiply
10,472,405.28x = 14,452,005.60 × 5,888,686.56 - Step 4: Simplify right side
10,472,405.28x = 85,103,331,141,764.73 - Step 5: Solve for x
x = 85,103,331,141,764.73/10,472,405.28 - Step 6: Final answer
x = 8,126,435.99
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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.