Finding the Fourth Proportional to 27,438,776.16, 41,174,107.56 and 12,292,707.66
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Solution
The fourth proportional to 27,438,776.16, 41,174,107.56 and 12,292,707.66 is: 18,446,204.18
Step by Step Solution
- Step 1: Write the proportion equation
27,438,776.16 : 41,174,107.56 = 12,292,707.66 : x - Step 2: Convert to fraction form
27,438,776.16/41,174,107.56 = 12,292,707.66/x - Step 3: Cross multiply
27,438,776.16x = 41,174,107.56 × 12,292,707.66 - Step 4: Simplify right side
27,438,776.16x = 506,141,267,396,475.94 - Step 5: Solve for x
x = 506,141,267,396,475.94/27,438,776.16 - Step 6: Final answer
x = 18,446,204.18
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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.