Finding the Fourth Proportional to 8,065,728.96, 11,130,565.81 and 4,394,675.69
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Solution
The fourth proportional to 8,065,728.96, 11,130,565.81 and 4,394,675.69 is: 6,064,576.09
Step by Step Solution
- Step 1: Write the proportion equation
8,065,728.96 : 11,130,565.81 = 4,394,675.69 : x - Step 2: Convert to fraction form
8,065,728.96/11,130,565.81 = 4,394,675.69/x - Step 3: Cross multiply
8,065,728.96x = 11,130,565.81 × 4,394,675.69 - Step 4: Simplify right side
8,065,728.96x = 48,915,227,020,718.27 - Step 5: Solve for x
x = 48,915,227,020,718.27/8,065,728.96 - Step 6: Final answer
x = 6,064,576.09
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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.