Finding the Fourth Proportional to 11,457,836.96, 15,811,971.62 and 6,563,056.37
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Solution
The fourth proportional to 11,457,836.96, 15,811,971.62 and 6,563,056.37 is: 9,057,107.49
Step by Step Solution
- Step 1: Write the proportion equation
11,457,836.96 : 15,811,971.62 = 6,563,056.37 : x - Step 2: Convert to fraction form
11,457,836.96/15,811,971.62 = 6,563,056.37/x - Step 3: Cross multiply
11,457,836.96x = 15,811,971.62 × 6,563,056.37 - Step 4: Simplify right side
11,457,836.96x = 103,774,860,951,025.08 - Step 5: Solve for x
x = 103,774,860,951,025.08/11,457,836.96 - Step 6: Final answer
x = 9,057,107.49
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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.