Finding the Fourth Proportional to 36,191,989.09, 54,326,660.73 and 14,640,678.73
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Solution
The fourth proportional to 36,191,989.09, 54,326,660.73 and 14,640,678.73 is: 21,976,664.07
Step by Step Solution
- Step 1: Write the proportion equation
36,191,989.09 : 54,326,660.73 = 14,640,678.73 : x - Step 2: Convert to fraction form
36,191,989.09/54,326,660.73 = 14,640,678.73/x - Step 3: Cross multiply
36,191,989.09x = 54,326,660.73 × 14,640,678.73 - Step 4: Simplify right side
36,191,989.09x = 795,379,186,221,637.25 - Step 5: Solve for x
x = 795,379,186,221,637.25/36,191,989.09 - Step 6: Final answer
x = 21,976,664.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.