Finding the Fourth Proportional to 10,565,545.20, 14,580,506.16 and 5,982,759.60
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Solution
The fourth proportional to 10,565,545.20, 14,580,506.16 and 5,982,759.60 is: 8,256,238.70
Step by Step Solution
- Step 1: Write the proportion equation
10,565,545.20 : 14,580,506.16 = 5,982,759.60 : x - Step 2: Convert to fraction form
10,565,545.20/14,580,506.16 = 5,982,759.60/x - Step 3: Cross multiply
10,565,545.20x = 14,580,506.16 × 5,982,759.60 - Step 4: Simplify right side
10,565,545.20x = 87,231,663,201,599.12 - Step 5: Solve for x
x = 87,231,663,201,599.12/10,565,545.20 - Step 6: Final answer
x = 8,256,238.70
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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.