Finding the Fourth Proportional to 19,566,792.24, 27,002,950.20 and 11,306,580.72
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Solution
The fourth proportional to 19,566,792.24, 27,002,950.20 and 11,306,580.72 is: 15,603,530.33
Step by Step Solution
- Step 1: Write the proportion equation
19,566,792.24 : 27,002,950.20 = 11,306,580.72 : x - Step 2: Convert to fraction form
19,566,792.24/27,002,950.20 = 11,306,580.72/x - Step 3: Cross multiply
19,566,792.24x = 27,002,950.20 × 11,306,580.72 - Step 4: Simplify right side
19,566,792.24x = 305,311,036,114,440.12 - Step 5: Solve for x
x = 305,311,036,114,440.12/19,566,792.24 - Step 6: Final answer
x = 15,603,530.33
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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.