Finding the Fourth Proportional to 6,821,506.36, 9,413,621.04 and 3,765,655
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Solution
The fourth proportional to 6,821,506.36, 9,413,621.04 and 3,765,655 is: 5,196,572.03
Step by Step Solution
- Step 1: Write the proportion equation
6,821,506.36 : 9,413,621.04 = 3,765,655 : x - Step 2: Convert to fraction form
6,821,506.36/9,413,621.04 = 3,765,655/x - Step 3: Cross multiply
6,821,506.36x = 9,413,621.04 × 3,765,655 - Step 4: Simplify right side
6,821,506.36x = 35,448,449,137,381.20 - Step 5: Solve for x
x = 35,448,449,137,381.20/6,821,506.36 - Step 6: Final answer
x = 5,196,572.03
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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.