Finding the Fourth Proportional to 36,690,147.36, 55,041,840.36 and 15,112,972.08
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Solution
The fourth proportional to 36,690,147.36, 55,041,840.36 and 15,112,972.08 is: 22,672,184.67
Step by Step Solution
- Step 1: Write the proportion equation
36,690,147.36 : 55,041,840.36 = 15,112,972.08 : x - Step 2: Convert to fraction form
36,690,147.36/55,041,840.36 = 15,112,972.08/x - Step 3: Cross multiply
36,690,147.36x = 55,041,840.36 × 15,112,972.08 - Step 4: Simplify right side
36,690,147.36x = 831,845,796,592,497.12 - Step 5: Solve for x
x = 831,845,796,592,497.12/36,690,147.36 - Step 6: Final answer
x = 22,672,184.67
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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.