Finding the Fourth Proportional to 11,574,429.26, 15,971,244.36 and 6,346,061.60
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Solution
The fourth proportional to 11,574,429.26, 15,971,244.36 and 6,346,061.60 is: 8,756,760.12
Step by Step Solution
- Step 1: Write the proportion equation
11,574,429.26 : 15,971,244.36 = 6,346,061.60 : x - Step 2: Convert to fraction form
11,574,429.26/15,971,244.36 = 6,346,061.60/x - Step 3: Cross multiply
11,574,429.26x = 15,971,244.36 × 6,346,061.60 - Step 4: Simplify right side
11,574,429.26x = 101,354,500,537,212.56 - Step 5: Solve for x
x = 101,354,500,537,212.56/11,574,429.26 - Step 6: Final answer
x = 8,756,760.12
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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.