Finding the Fourth Proportional to 27,828,171.05, 41,742,577.89 and 8,397,565.31
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Solution
The fourth proportional to 27,828,171.05, 41,742,577.89 and 8,397,565.31 is: 12,596,444.92
Step by Step Solution
- Step 1: Write the proportion equation
27,828,171.05 : 41,742,577.89 = 8,397,565.31 : x - Step 2: Convert to fraction form
27,828,171.05/41,742,577.89 = 8,397,565.31/x - Step 3: Cross multiply
27,828,171.05x = 41,742,577.89 × 8,397,565.31 - Step 4: Simplify right side
27,828,171.05x = 350,536,023,830,324.12 - Step 5: Solve for x
x = 350,536,023,830,324.12/27,828,171.05 - Step 6: Final answer
x = 12,596,444.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.