Finding the Fourth Proportional to 7,411,705.64, 11,118,455.40 and 2,618,414
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Solution
The fourth proportional to 7,411,705.64, 11,118,455.40 and 2,618,414 is: 3,927,937.87
Step by Step Solution
- Step 1: Write the proportion equation
7,411,705.64 : 11,118,455.40 = 2,618,414 : x - Step 2: Convert to fraction form
7,411,705.64/11,118,455.40 = 2,618,414/x - Step 3: Cross multiply
7,411,705.64x = 11,118,455.40 × 2,618,414 - Step 4: Simplify right side
7,411,705.64x = 29,112,719,277,735.60 - Step 5: Solve for x
x = 29,112,719,277,735.60/7,411,705.64 - Step 6: Final answer
x = 3,927,937.87
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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.