Finding the Fourth Proportional to 35,975,919.40, 53,948,132.70 and 14,403,351.40
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Solution
The fourth proportional to 35,975,919.40, 53,948,132.70 and 14,403,351.40 is: 21,598,722.86
Step by Step Solution
- Step 1: Write the proportion equation
35,975,919.40 : 53,948,132.70 = 14,403,351.40 : x - Step 2: Convert to fraction form
35,975,919.40/53,948,132.70 = 14,403,351.40/x - Step 3: Cross multiply
35,975,919.40x = 53,948,132.70 × 14,403,351.40 - Step 4: Simplify right side
35,975,919.40x = 777,033,912,651,930.88 - Step 5: Solve for x
x = 777,033,912,651,930.88/35,975,919.40 - Step 6: Final answer
x = 21,598,722.86
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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.