Finding the Fourth Proportional to 48,861,461.07, 73,292,149.44 and 12,469,848.48
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Solution
The fourth proportional to 48,861,461.07, 73,292,149.44 and 12,469,848.48 is: 18,704,761.96
Step by Step Solution
- Step 1: Write the proportion equation
48,861,461.07 : 73,292,149.44 = 12,469,848.48 : x - Step 2: Convert to fraction form
48,861,461.07/73,292,149.44 = 12,469,848.48/x - Step 3: Cross multiply
48,861,461.07x = 73,292,149.44 × 12,469,848.48 - Step 4: Simplify right side
48,861,461.07x = 913,941,998,290,316.88 - Step 5: Solve for x
x = 913,941,998,290,316.88/48,861,461.07 - Step 6: Final answer
x = 18,704,761.96
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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.