Finding the Fourth Proportional to 5,537,277.48, 7,641,877.97 and 3,056,991.13
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Solution
The fourth proportional to 5,537,277.48, 7,641,877.97 and 3,056,991.13 is: 4,218,887.94
Step by Step Solution
- Step 1: Write the proportion equation
5,537,277.48 : 7,641,877.97 = 3,056,991.13 : x - Step 2: Convert to fraction form
5,537,277.48/7,641,877.97 = 3,056,991.13/x - Step 3: Cross multiply
5,537,277.48x = 7,641,877.97 × 3,056,991.13 - Step 4: Simplify right side
5,537,277.48x = 23,361,153,188,027.23 - Step 5: Solve for x
x = 23,361,153,188,027.23/5,537,277.48 - Step 6: Final answer
x = 4,218,887.94
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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.