Finding the Fourth Proportional to 10,717,438.08, 14,786,406.72 and 6,641,569.92
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Solution
The fourth proportional to 10,717,438.08, 14,786,406.72 and 6,641,569.92 is: 9,163,099.74
Step by Step Solution
- Step 1: Write the proportion equation
10,717,438.08 : 14,786,406.72 = 6,641,569.92 : x - Step 2: Convert to fraction form
10,717,438.08/14,786,406.72 = 6,641,569.92/x - Step 3: Cross multiply
10,717,438.08x = 14,786,406.72 × 6,641,569.92 - Step 4: Simplify right side
10,717,438.08x = 98,204,954,096,437.86 - Step 5: Solve for x
x = 98,204,954,096,437.86/10,717,438.08 - Step 6: Final answer
x = 9,163,099.74
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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.