Finding the Fourth Proportional to 47,674,340.06, 71,512,166.18 and 13,595,689.58
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Solution
The fourth proportional to 47,674,340.06, 71,512,166.18 and 13,595,689.58 is: 20,393,721.47
Step by Step Solution
- Step 1: Write the proportion equation
47,674,340.06 : 71,512,166.18 = 13,595,689.58 : x - Step 2: Convert to fraction form
47,674,340.06/71,512,166.18 = 13,595,689.58/x - Step 3: Cross multiply
47,674,340.06x = 71,512,166.18 × 13,595,689.58 - Step 4: Simplify right side
47,674,340.06x = 972,257,212,576,654.50 - Step 5: Solve for x
x = 972,257,212,576,654.50/47,674,340.06 - Step 6: Final answer
x = 20,393,721.47
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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.