Finding the Fourth Proportional to 8,671,571.36, 13,015,423.92 and 4,414,923.68
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Solution
The fourth proportional to 8,671,571.36, 13,015,423.92 and 4,414,923.68 is: 6,626,492.58
Step by Step Solution
- Step 1: Write the proportion equation
8,671,571.36 : 13,015,423.92 = 4,414,923.68 : x - Step 2: Convert to fraction form
8,671,571.36/13,015,423.92 = 4,414,923.68/x - Step 3: Cross multiply
8,671,571.36x = 13,015,423.92 × 4,414,923.68 - Step 4: Simplify right side
8,671,571.36x = 57,462,103,269,646.42 - Step 5: Solve for x
x = 57,462,103,269,646.42/8,671,571.36 - Step 6: Final answer
x = 6,626,492.58
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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.