Finding the Fourth Proportional to 5,876,355.20, 8,814,532.80 and 4,383,363.20
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Solution
The fourth proportional to 5,876,355.20, 8,814,532.80 and 4,383,363.20 is: 6,575,044.80
Step by Step Solution
- Step 1: Write the proportion equation
5,876,355.20 : 8,814,532.80 = 4,383,363.20 : x - Step 2: Convert to fraction form
5,876,355.20/8,814,532.80 = 4,383,363.20/x - Step 3: Cross multiply
5,876,355.20x = 8,814,532.80 × 4,383,363.20 - Step 4: Simplify right side
5,876,355.20x = 38,637,298,700,712.97 - Step 5: Solve for x
x = 38,637,298,700,712.97/5,876,355.20 - Step 6: Final answer
x = 6,575,044.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.