Finding the Fourth Proportional to 54,318,905.53, 74,959,050.27 and 29,872,619.53
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Solution
The fourth proportional to 54,318,905.53, 74,959,050.27 and 29,872,619.53 is: 41,223,643.36
Step by Step Solution
- Step 1: Write the proportion equation
54,318,905.53 : 74,959,050.27 = 29,872,619.53 : x - Step 2: Convert to fraction form
54,318,905.53/74,959,050.27 = 29,872,619.53/x - Step 3: Cross multiply
54,318,905.53x = 74,959,050.27 × 29,872,619.53 - Step 4: Simplify right side
54,318,905.53x = 2,239,223,189,045,853.75 - Step 5: Solve for x
x = 2,239,223,189,045,853.75/54,318,905.53 - Step 6: Final answer
x = 41,223,643.36
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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.