Finding the Fourth Proportional to 21,566,787.84, 32,334,240.96 and 13,045,069.44
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Solution
The fourth proportional to 21,566,787.84, 32,334,240.96 and 13,045,069.44 is: 19,557,962.07
Step by Step Solution
- Step 1: Write the proportion equation
21,566,787.84 : 32,334,240.96 = 13,045,069.44 : x - Step 2: Convert to fraction form
21,566,787.84/32,334,240.96 = 13,045,069.44/x - Step 3: Cross multiply
21,566,787.84x = 32,334,240.96 × 13,045,069.44 - Step 4: Simplify right side
21,566,787.84x = 421,802,418,612,892.25 - Step 5: Solve for x
x = 421,802,418,612,892.25/21,566,787.84 - Step 6: Final answer
x = 19,557,962.07
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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.