Finding the Fourth Proportional to 11,381,352.08, 15,706,068.36 and 6,224,600.48
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Solution
The fourth proportional to 11,381,352.08, 15,706,068.36 and 6,224,600.48 is: 8,589,840.64
Step by Step Solution
- Step 1: Write the proportion equation
11,381,352.08 : 15,706,068.36 = 6,224,600.48 : x - Step 2: Convert to fraction form
11,381,352.08/15,706,068.36 = 6,224,600.48/x - Step 3: Cross multiply
11,381,352.08x = 15,706,068.36 × 6,224,600.48 - Step 4: Simplify right side
11,381,352.08x = 97,764,000,652,568.81 - Step 5: Solve for x
x = 97,764,000,652,568.81/11,381,352.08 - Step 6: Final answer
x = 8,589,840.64
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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.