Finding the Fourth Proportional to 15,159,447.09, 22,736,728.49 and 4,229,919.45
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Solution
The fourth proportional to 15,159,447.09, 22,736,728.49 and 4,229,919.45 is: 6,344,197.75
Step by Step Solution
- Step 1: Write the proportion equation
15,159,447.09 : 22,736,728.49 = 4,229,919.45 : x - Step 2: Convert to fraction form
15,159,447.09/22,736,728.49 = 4,229,919.45/x - Step 3: Cross multiply
15,159,447.09x = 22,736,728.49 × 4,229,919.45 - Step 4: Simplify right side
15,159,447.09x = 96,174,530,048,070.53 - Step 5: Solve for x
x = 96,174,530,048,070.53/15,159,447.09 - Step 6: Final answer
x = 6,344,197.75
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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.