Finding the Fourth Proportional to 13,232,574.31, 19,833,984.11 and 6,737,418.13
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Solution
The fourth proportional to 13,232,574.31, 19,833,984.11 and 6,737,418.13 is: 10,098,552.33
Step by Step Solution
- Step 1: Write the proportion equation
13,232,574.31 : 19,833,984.11 = 6,737,418.13 : x - Step 2: Convert to fraction form
13,232,574.31/19,833,984.11 = 6,737,418.13/x - Step 3: Cross multiply
13,232,574.31x = 19,833,984.11 × 6,737,418.13 - Step 4: Simplify right side
13,232,574.31x = 133,629,844,099,158.83 - Step 5: Solve for x
x = 133,629,844,099,158.83/13,232,574.31 - Step 6: Final answer
x = 10,098,552.33
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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.