Finding the Fourth Proportional to 47,361,138.84, 65,358,370.80 and 25,631,106.84
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Solution
The fourth proportional to 47,361,138.84, 65,358,370.80 and 25,631,106.84 is: 35,370,927.01
Step by Step Solution
- Step 1: Write the proportion equation
47,361,138.84 : 65,358,370.80 = 25,631,106.84 : x - Step 2: Convert to fraction form
47,361,138.84/65,358,370.80 = 25,631,106.84/x - Step 3: Cross multiply
47,361,138.84x = 65,358,370.80 × 25,631,106.84 - Step 4: Simplify right side
47,361,138.84x = 1,675,207,384,863,136.25 - Step 5: Solve for x
x = 1,675,207,384,863,136.25/47,361,138.84 - Step 6: Final answer
x = 35,370,927.01
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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.