Finding the Fourth Proportional to 11,436,954.42, 15,783,272.74 and 6,210,184.80
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Solution
The fourth proportional to 11,436,954.42, 15,783,272.74 and 6,210,184.80 is: 8,570,204.69
Step by Step Solution
- Step 1: Write the proportion equation
11,436,954.42 : 15,783,272.74 = 6,210,184.80 : x - Step 2: Convert to fraction form
11,436,954.42/15,783,272.74 = 6,210,184.80/x - Step 3: Cross multiply
11,436,954.42x = 15,783,272.74 × 6,210,184.80 - Step 4: Simplify right side
11,436,954.42x = 98,017,040,464,202.34 - Step 5: Solve for x
x = 98,017,040,464,202.34/11,436,954.42 - Step 6: Final answer
x = 8,570,204.69
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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.