Finding the Fourth Proportional to 36,842,463.70, 55,263,695.55 and 9,916,119.70
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Solution
The fourth proportional to 36,842,463.70, 55,263,695.55 and 9,916,119.70 is: 14,874,179.55
Step by Step Solution
- Step 1: Write the proportion equation
36,842,463.70 : 55,263,695.55 = 9,916,119.70 : x - Step 2: Convert to fraction form
36,842,463.70/55,263,695.55 = 9,916,119.70/x - Step 3: Cross multiply
36,842,463.70x = 55,263,695.55 × 9,916,119.70 - Step 4: Simplify right side
36,842,463.70x = 548,001,420,138,157.25 - Step 5: Solve for x
x = 548,001,420,138,157.25/36,842,463.70 - Step 6: Final answer
x = 14,874,179.55
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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.