Finding the Fourth Proportional to 11,687,310.37, 16,130,090.34 and 6,725,649.81
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Solution
The fourth proportional to 11,687,310.37, 16,130,090.34 and 6,725,649.81 is: 9,282,318.65
Step by Step Solution
- Step 1: Write the proportion equation
11,687,310.37 : 16,130,090.34 = 6,725,649.81 : x - Step 2: Convert to fraction form
11,687,310.37/16,130,090.34 = 6,725,649.81/x - Step 3: Cross multiply
11,687,310.37x = 16,130,090.34 × 6,725,649.81 - Step 4: Simplify right side
11,687,310.37x = 108,485,339,030,503.83 - Step 5: Solve for x
x = 108,485,339,030,503.83/11,687,310.37 - Step 6: Final answer
x = 9,282,318.65
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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.