Finding the Fourth Proportional to 11,688,683.22, 16,130,729.25 and 6,532,059.54
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Solution
The fourth proportional to 11,688,683.22, 16,130,729.25 and 6,532,059.54 is: 9,014,435.75
Step by Step Solution
- Step 1: Write the proportion equation
11,688,683.22 : 16,130,729.25 = 6,532,059.54 : x - Step 2: Convert to fraction form
11,688,683.22/16,130,729.25 = 6,532,059.54/x - Step 3: Cross multiply
11,688,683.22x = 16,130,729.25 × 6,532,059.54 - Step 4: Simplify right side
11,688,683.22x = 105,366,883,884,619.55 - Step 5: Solve for x
x = 105,366,883,884,619.55/11,688,683.22 - Step 6: Final answer
x = 9,014,435.75
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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.