Finding the Fourth Proportional to 7,539,787.14, 10,404,466.28 and 4,231,774.02
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Solution
The fourth proportional to 7,539,787.14, 10,404,466.28 and 4,231,774.02 is: 5,839,601.21
Step by Step Solution
- Step 1: Write the proportion equation
7,539,787.14 : 10,404,466.28 = 4,231,774.02 : x - Step 2: Convert to fraction form
7,539,787.14/10,404,466.28 = 4,231,774.02/x - Step 3: Cross multiply
7,539,787.14x = 10,404,466.28 × 4,231,774.02 - Step 4: Simplify right side
7,539,787.14x = 44,029,350,095,670.04 - Step 5: Solve for x
x = 44,029,350,095,670.04/7,539,787.14 - Step 6: Final answer
x = 5,839,601.21
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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.