Finding the Fourth Proportional to 44,178,086.70, 66,267,130.05 and 11,834,981.10
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Solution
The fourth proportional to 44,178,086.70, 66,267,130.05 and 11,834,981.10 is: 17,752,471.65
Step by Step Solution
- Step 1: Write the proportion equation
44,178,086.70 : 66,267,130.05 = 11,834,981.10 : x - Step 2: Convert to fraction form
44,178,086.70/66,267,130.05 = 11,834,981.10/x - Step 3: Cross multiply
44,178,086.70x = 66,267,130.05 × 11,834,981.10 - Step 4: Simplify right side
44,178,086.70x = 784,270,231,692,992 - Step 5: Solve for x
x = 784,270,231,692,992/44,178,086.70 - Step 6: Final answer
x = 17,752,471.65
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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.