Finding the Fourth Proportional to 6,383,566.79, 8,799,031.29 and 4,317,829.02
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Solution
The fourth proportional to 6,383,566.79, 8,799,031.29 and 4,317,829.02 is: 5,951,643.33
Step by Step Solution
- Step 1: Write the proportion equation
6,383,566.79 : 8,799,031.29 = 4,317,829.02 : x - Step 2: Convert to fraction form
6,383,566.79/8,799,031.29 = 4,317,829.02/x - Step 3: Cross multiply
6,383,566.79x = 8,799,031.29 × 4,317,829.02 - Step 4: Simplify right side
6,383,566.79x = 37,992,712,651,850.03 - Step 5: Solve for x
x = 37,992,712,651,850.03/6,383,566.79 - Step 6: Final answer
x = 5,951,643.33
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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.