Finding the Fourth Proportional to 26,814,715.36, 40,228,370.64 and 8,863,818.72
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Solution
The fourth proportional to 26,814,715.36, 40,228,370.64 and 8,863,818.72 is: 13,297,809.80
Step by Step Solution
- Step 1: Write the proportion equation
26,814,715.36 : 40,228,370.64 = 8,863,818.72 : x - Step 2: Convert to fraction form
26,814,715.36/40,228,370.64 = 8,863,818.72/x - Step 3: Cross multiply
26,814,715.36x = 40,228,370.64 × 8,863,818.72 - Step 4: Simplify right side
26,814,715.36x = 356,576,984,753,930.44 - Step 5: Solve for x
x = 356,576,984,753,930.44/26,814,715.36 - Step 6: Final answer
x = 13,297,809.80
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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.