Finding the Fourth Proportional to 39,119,464.80, 54,880,624.80 and 39,119,464.80
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Solution
The fourth proportional to 39,119,464.80, 54,880,624.80 and 39,119,464.80 is: 54,880,624.80
Step by Step Solution
- Step 1: Write the proportion equation
39,119,464.80 : 54,880,624.80 = 39,119,464.80 : x - Step 2: Convert to fraction form
39,119,464.80/54,880,624.80 = 39,119,464.80/x - Step 3: Cross multiply
39,119,464.80x = 54,880,624.80 × 39,119,464.80 - Step 4: Simplify right side
39,119,464.80x = 2,146,900,670,065,606.75 - Step 5: Solve for x
x = 2,146,900,670,065,606.75/39,119,464.80 - Step 6: Final answer
x = 54,880,624.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.