Finding the Fourth Proportional to 44,009,624.80, 66,038,056.80 and 18,453,217.60
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Solution
The fourth proportional to 44,009,624.80, 66,038,056.80 and 18,453,217.60 is: 27,689,730.09
Step by Step Solution
- Step 1: Write the proportion equation
44,009,624.80 : 66,038,056.80 = 18,453,217.60 : x - Step 2: Convert to fraction form
44,009,624.80/66,038,056.80 = 18,453,217.60/x - Step 3: Cross multiply
44,009,624.80x = 66,038,056.80 × 18,453,217.60 - Step 4: Simplify right side
44,009,624.80x = 1,218,614,632,011,559.75 - Step 5: Solve for x
x = 1,218,614,632,011,559.75/44,009,624.80 - Step 6: Final answer
x = 27,689,730.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.