Finding the Fourth Proportional to 49,854,964.20, 74,782,446.30 and 41,344,909.80
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Solution
The fourth proportional to 49,854,964.20, 74,782,446.30 and 41,344,909.80 is: 62,017,364.70
Step by Step Solution
- Step 1: Write the proportion equation
49,854,964.20 : 74,782,446.30 = 41,344,909.80 : x - Step 2: Convert to fraction form
49,854,964.20/74,782,446.30 = 41,344,909.80/x - Step 3: Cross multiply
49,854,964.20x = 74,782,446.30 × 41,344,909.80 - Step 4: Simplify right side
49,854,964.20x = 3,091,873,496,896,843.50 - Step 5: Solve for x
x = 3,091,873,496,896,843.50/49,854,964.20 - Step 6: Final answer
x = 62,017,364.70
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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.