Finding the Fourth Proportional to 10,902,686.19, 15,045,807.84 and 6,008,083.44
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Solution
The fourth proportional to 10,902,686.19, 15,045,807.84 and 6,008,083.44 is: 8,291,210.75
Step by Step Solution
- Step 1: Write the proportion equation
10,902,686.19 : 15,045,807.84 = 6,008,083.44 : x - Step 2: Convert to fraction form
10,902,686.19/15,045,807.84 = 6,008,083.44/x - Step 3: Cross multiply
10,902,686.19x = 15,045,807.84 × 6,008,083.44 - Step 4: Simplify right side
10,902,686.19x = 90,396,468,930,606.73 - Step 5: Solve for x
x = 90,396,468,930,606.73/10,902,686.19 - Step 6: Final answer
x = 8,291,210.75
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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.