Finding the Fourth Proportional to 24,804,935.70, 37,207,403.55 and 18,427,643.70
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Solution
The fourth proportional to 24,804,935.70, 37,207,403.55 and 18,427,643.70 is: 27,641,465.55
Step by Step Solution
- Step 1: Write the proportion equation
24,804,935.70 : 37,207,403.55 = 18,427,643.70 : x - Step 2: Convert to fraction form
24,804,935.70/37,207,403.55 = 18,427,643.70/x - Step 3: Cross multiply
24,804,935.70x = 37,207,403.55 × 18,427,643.70 - Step 4: Simplify right side
24,804,935.70x = 685,644,775,621,515 - Step 5: Solve for x
x = 685,644,775,621,515/24,804,935.70 - Step 6: Final answer
x = 27,641,465.55
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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.