Finding the Fourth Proportional to 8,303,740.98, 11,459,446.43 and 4,818,811.29
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Solution
The fourth proportional to 8,303,740.98, 11,459,446.43 and 4,818,811.29 is: 6,650,124.32
Step by Step Solution
- Step 1: Write the proportion equation
8,303,740.98 : 11,459,446.43 = 4,818,811.29 : x - Step 2: Convert to fraction form
8,303,740.98/11,459,446.43 = 4,818,811.29/x - Step 3: Cross multiply
8,303,740.98x = 11,459,446.43 × 4,818,811.29 - Step 4: Simplify right side
8,303,740.98x = 55,220,909,809,940.14 - Step 5: Solve for x
x = 55,220,909,809,940.14/8,303,740.98 - Step 6: Final answer
x = 6,650,124.32
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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.