Finding the Fourth Proportional to 24,804,911.70, 37,207,367.55 and 18,427,619.70
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Solution
The fourth proportional to 24,804,911.70, 37,207,367.55 and 18,427,619.70 is: 27,641,429.55
Step by Step Solution
- Step 1: Write the proportion equation
24,804,911.70 : 37,207,367.55 = 18,427,619.70 : x - Step 2: Convert to fraction form
24,804,911.70/37,207,367.55 = 18,427,619.70/x - Step 3: Cross multiply
24,804,911.70x = 37,207,367.55 × 18,427,619.70 - Step 4: Simplify right side
24,804,911.70x = 685,643,219,249,520.62 - Step 5: Solve for x
x = 685,643,219,249,520.62/24,804,911.70 - Step 6: Final answer
x = 27,641,429.55
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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.