Finding the Fourth Proportional to 54,330,848.10, 81,496,272.15 and 49,866,743.70
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Solution
The fourth proportional to 54,330,848.10, 81,496,272.15 and 49,866,743.70 is: 74,800,115.55
Step by Step Solution
- Step 1: Write the proportion equation
54,330,848.10 : 81,496,272.15 = 49,866,743.70 : x - Step 2: Convert to fraction form
54,330,848.10/81,496,272.15 = 49,866,743.70/x - Step 3: Cross multiply
54,330,848.10x = 81,496,272.15 × 49,866,743.70 - Step 4: Simplify right side
54,330,848.10x = 4,063,953,715,809,498.50 - Step 5: Solve for x
x = 4,063,953,715,809,498.50/54,330,848.10 - Step 6: Final answer
x = 74,800,115.55
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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.