Finding the Fourth Proportional to 14,237,425.42, 19,649,372.79 and 8,042,733.34
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Solution
The fourth proportional to 14,237,425.42, 19,649,372.79 and 8,042,733.34 is: 11,099,946.86
Step by Step Solution
- Step 1: Write the proportion equation
14,237,425.42 : 19,649,372.79 = 8,042,733.34 : x - Step 2: Convert to fraction form
14,237,425.42/19,649,372.79 = 8,042,733.34/x - Step 3: Cross multiply
14,237,425.42x = 19,649,372.79 × 8,042,733.34 - Step 4: Simplify right side
14,237,425.42x = 158,034,665,648,221.81 - Step 5: Solve for x
x = 158,034,665,648,221.81/14,237,425.42 - Step 6: Final answer
x = 11,099,946.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.