Finding the Fourth Proportional to 6,863,331.62, 9,462,780.05 and 5,024,597.70
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Solution
The fourth proportional to 6,863,331.62, 9,462,780.05 and 5,024,597.70 is: 6,927,635.95
Step by Step Solution
- Step 1: Write the proportion equation
6,863,331.62 : 9,462,780.05 = 5,024,597.70 : x - Step 2: Convert to fraction form
6,863,331.62/9,462,780.05 = 5,024,597.70/x - Step 3: Cross multiply
6,863,331.62x = 9,462,780.05 × 5,024,597.70 - Step 4: Simplify right side
6,863,331.62x = 47,546,662,885,198.33 - Step 5: Solve for x
x = 47,546,662,885,198.33/6,863,331.62 - Step 6: Final answer
x = 6,927,635.95
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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.