Finding the Fourth Proportional to 5,056,740.64, 6,980,199.69 and 3,314,522.26
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Solution
The fourth proportional to 5,056,740.64, 6,980,199.69 and 3,314,522.26 is: 4,575,284.54
Step by Step Solution
- Step 1: Write the proportion equation
5,056,740.64 : 6,980,199.69 = 3,314,522.26 : x - Step 2: Convert to fraction form
5,056,740.64/6,980,199.69 = 3,314,522.26/x - Step 3: Cross multiply
5,056,740.64x = 6,980,199.69 × 3,314,522.26 - Step 4: Simplify right side
5,056,740.64x = 23,136,027,251,750.10 - Step 5: Solve for x
x = 23,136,027,251,750.10/5,056,740.64 - Step 6: Final answer
x = 4,575,284.54
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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.