Finding the Fourth Proportional to 7,901,135.39, 11,852,651.86 and 2,782,506.65
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Solution
The fourth proportional to 7,901,135.39, 11,852,651.86 and 2,782,506.65 is: 4,174,094.10
Step by Step Solution
- Step 1: Write the proportion equation
7,901,135.39 : 11,852,651.86 = 2,782,506.65 : x - Step 2: Convert to fraction form
7,901,135.39/11,852,651.86 = 2,782,506.65/x - Step 3: Cross multiply
7,901,135.39x = 11,852,651.86 × 2,782,506.65 - Step 4: Simplify right side
7,901,135.39x = 32,980,082,628,863.70 - Step 5: Solve for x
x = 32,980,082,628,863.70/7,901,135.39 - Step 6: Final answer
x = 4,174,094.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.