Finding the Fourth Proportional to 45,748,865.19, 68,625,504.83 and 15,042,764.73
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Solution
The fourth proportional to 45,748,865.19, 68,625,504.83 and 15,042,764.73 is: 22,564,872.80
Step by Step Solution
- Step 1: Write the proportion equation
45,748,865.19 : 68,625,504.83 = 15,042,764.73 : x - Step 2: Convert to fraction form
45,748,865.19/68,625,504.83 = 15,042,764.73/x - Step 3: Cross multiply
45,748,865.19x = 68,625,504.83 × 15,042,764.73 - Step 4: Simplify right side
45,748,865.19x = 1,032,317,323,635,168.62 - Step 5: Solve for x
x = 1,032,317,323,635,168.62/45,748,865.19 - Step 6: Final answer
x = 22,564,872.80
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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.