Finding the Fourth Proportional to 11,574,452.94, 15,971,276.79 and 6,346,085.22
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Solution
The fourth proportional to 11,574,452.94, 15,971,276.79 and 6,346,085.22 is: 8,756,792.58
Step by Step Solution
- Step 1: Write the proportion equation
11,574,452.94 : 15,971,276.79 = 6,346,085.22 : x - Step 2: Convert to fraction form
11,574,452.94/15,971,276.79 = 6,346,085.22/x - Step 3: Cross multiply
11,574,452.94x = 15,971,276.79 × 6,346,085.22 - Step 4: Simplify right side
11,574,452.94x = 101,355,083,581,548.03 - Step 5: Solve for x
x = 101,355,083,581,548.03/11,574,452.94 - Step 6: Final answer
x = 8,756,792.58
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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.