Finding the Fourth Proportional to 36,781,954.44, 55,174,943.69 and 14,919,086.79
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Solution
The fourth proportional to 36,781,954.44, 55,174,943.69 and 14,919,086.79 is: 22,379,446.29
Step by Step Solution
- Step 1: Write the proportion equation
36,781,954.44 : 55,174,943.69 = 14,919,086.79 : x - Step 2: Convert to fraction form
36,781,954.44/55,174,943.69 = 14,919,086.79/x - Step 3: Cross multiply
36,781,954.44x = 55,174,943.69 × 14,919,086.79 - Step 4: Simplify right side
36,781,954.44x = 823,159,773,609,743.88 - Step 5: Solve for x
x = 823,159,773,609,743.88/36,781,954.44 - Step 6: Final answer
x = 22,379,446.29
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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.