Finding the Fourth Proportional to 5,641,473.32, 7,785,014.90 and 3,063,095.09
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Solution
The fourth proportional to 5,641,473.32, 7,785,014.90 and 3,063,095.09 is: 4,226,952.70
Step by Step Solution
- Step 1: Write the proportion equation
5,641,473.32 : 7,785,014.90 = 3,063,095.09 : x - Step 2: Convert to fraction form
5,641,473.32/7,785,014.90 = 3,063,095.09/x - Step 3: Cross multiply
5,641,473.32x = 7,785,014.90 × 3,063,095.09 - Step 4: Simplify right side
5,641,473.32x = 23,846,240,890,720.10 - Step 5: Solve for x
x = 23,846,240,890,720.10/5,641,473.32 - Step 6: Final answer
x = 4,226,952.70
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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.