Finding the Fourth Proportional to 47,648,460.12, 71,465,940.42 and 15,296,102.36
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Solution
The fourth proportional to 47,648,460.12, 71,465,940.42 and 15,296,102.36 is: 22,941,986.73
Step by Step Solution
- Step 1: Write the proportion equation
47,648,460.12 : 71,465,940.42 = 15,296,102.36 : x - Step 2: Convert to fraction form
47,648,460.12/71,465,940.42 = 15,296,102.36/x - Step 3: Cross multiply
47,648,460.12x = 71,465,940.42 × 15,296,102.36 - Step 4: Simplify right side
47,648,460.12x = 1,093,150,339,917,981.38 - Step 5: Solve for x
x = 1,093,150,339,917,981.38/47,648,460.12 - Step 6: Final answer
x = 22,941,986.73
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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.