Finding the Fourth Proportional to 11,677,154.81, 16,114,409.48 and 6,450,522.53
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Solution
The fourth proportional to 11,677,154.81, 16,114,409.48 and 6,450,522.53 is: 8,901,685.65
Step by Step Solution
- Step 1: Write the proportion equation
11,677,154.81 : 16,114,409.48 = 6,450,522.53 : x - Step 2: Convert to fraction form
11,677,154.81/16,114,409.48 = 6,450,522.53/x - Step 3: Cross multiply
11,677,154.81x = 16,114,409.48 × 6,450,522.53 - Step 4: Simplify right side
11,677,154.81x = 103,946,361,408,385.59 - Step 5: Solve for x
x = 103,946,361,408,385.59/11,677,154.81 - Step 6: Final answer
x = 8,901,685.65
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1.5x scale
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.