Finding the Fourth Proportional to 27,122,923.14, 37,430,308.92 and 14,733,012.78
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Solution
The fourth proportional to 27,122,923.14, 37,430,308.92 and 14,733,012.78 is: 20,331,924.29
Step by Step Solution
- Step 1: Write the proportion equation
27,122,923.14 : 37,430,308.92 = 14,733,012.78 : x - Step 2: Convert to fraction form
27,122,923.14/37,430,308.92 = 14,733,012.78/x - Step 3: Cross multiply
27,122,923.14x = 37,430,308.92 × 14,733,012.78 - Step 4: Simplify right side
27,122,923.14x = 551,461,219,677,708 - Step 5: Solve for x
x = 551,461,219,677,708/27,122,923.14 - Step 6: Final answer
x = 20,331,924.29
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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.