Finding the Fourth Proportional to 19,574,414.40, 29,361,621.60 and 8,796,878.40
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Solution
The fourth proportional to 19,574,414.40, 29,361,621.60 and 8,796,878.40 is: 13,195,317.60
Step by Step Solution
- Step 1: Write the proportion equation
19,574,414.40 : 29,361,621.60 = 8,796,878.40 : x - Step 2: Convert to fraction form
19,574,414.40/29,361,621.60 = 8,796,878.40/x - Step 3: Cross multiply
19,574,414.40x = 29,361,621.60 × 8,796,878.40 - Step 4: Simplify right side
19,574,414.40x = 258,290,614,842,013.47 - Step 5: Solve for x
x = 258,290,614,842,013.47/19,574,414.40 - Step 6: Final answer
x = 13,195,317.60
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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.