Finding the Fourth Proportional to 7,598,202.81, 10,485,536.85 and 4,113,578.31
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Solution
The fourth proportional to 7,598,202.81, 10,485,536.85 and 4,113,578.31 is: 5,676,747.26
Step by Step Solution
- Step 1: Write the proportion equation
7,598,202.81 : 10,485,536.85 = 4,113,578.31 : x - Step 2: Convert to fraction form
7,598,202.81/10,485,536.85 = 4,113,578.31/x - Step 3: Cross multiply
7,598,202.81x = 10,485,536.85 × 4,113,578.31 - Step 4: Simplify right side
7,598,202.81x = 43,133,076,954,865.72 - Step 5: Solve for x
x = 43,133,076,954,865.72/7,598,202.81 - Step 6: Final answer
x = 5,676,747.26
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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.