Finding the Fourth Proportional to 32,961,804.48, 45,485,072.91 and 18,276,927.13
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Solution
The fourth proportional to 32,961,804.48, 45,485,072.91 and 18,276,927.13 is: 25,220,929.98
Step by Step Solution
- Step 1: Write the proportion equation
32,961,804.48 : 45,485,072.91 = 18,276,927.13 : x - Step 2: Convert to fraction form
32,961,804.48/45,485,072.91 = 18,276,927.13/x - Step 3: Cross multiply
32,961,804.48x = 45,485,072.91 × 18,276,927.13 - Step 4: Simplify right side
32,961,804.48x = 831,327,362,879,809.75 - Step 5: Solve for x
x = 831,327,362,879,809.75/32,961,804.48 - Step 6: Final answer
x = 25,220,929.98
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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.