Finding the Fourth Proportional to 35,328,470.70, 48,758,452.83 and 19,859,829.42
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Solution
The fourth proportional to 35,328,470.70, 48,758,452.83 and 19,859,829.42 is: 27,409,467.12
Step by Step Solution
- Step 1: Write the proportion equation
35,328,470.70 : 48,758,452.83 = 19,859,829.42 : x - Step 2: Convert to fraction form
35,328,470.70/48,758,452.83 = 19,859,829.42/x - Step 3: Cross multiply
35,328,470.70x = 48,758,452.83 × 19,859,829.42 - Step 4: Simplify right side
35,328,470.70x = 968,334,555,986,916.25 - Step 5: Solve for x
x = 968,334,555,986,916.25/35,328,470.70 - Step 6: Final answer
x = 27,409,467.12
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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.