Finding the Fourth Proportional to 54,057,559.08, 74,600,636.13 and 30,852,220.62
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Solution
The fourth proportional to 54,057,559.08, 74,600,636.13 and 30,852,220.62 is: 42,576,751.96
Step by Step Solution
- Step 1: Write the proportion equation
54,057,559.08 : 74,600,636.13 = 30,852,220.62 : x - Step 2: Convert to fraction form
54,057,559.08/74,600,636.13 = 30,852,220.62/x - Step 3: Cross multiply
54,057,559.08x = 74,600,636.13 × 30,852,220.62 - Step 4: Simplify right side
54,057,559.08x = 2,301,595,284,275,103 - Step 5: Solve for x
x = 2,301,595,284,275,103/54,057,559.08 - Step 6: Final answer
x = 42,576,751.96
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1.5x scale
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.