Finding the Fourth Proportional to 6,127,132.64, 8,455,505.61 and 3,374,076.08
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Solution
The fourth proportional to 6,127,132.64, 8,455,505.61 and 3,374,076.08 is: 4,656,259.44
Step by Step Solution
- Step 1: Write the proportion equation
6,127,132.64 : 8,455,505.61 = 3,374,076.08 : x - Step 2: Convert to fraction form
6,127,132.64/8,455,505.61 = 3,374,076.08/x - Step 3: Cross multiply
6,127,132.64x = 8,455,505.61 × 3,374,076.08 - Step 4: Simplify right side
6,127,132.64x = 28,529,519,180,729.28 - Step 5: Solve for x
x = 28,529,519,180,729.28/6,127,132.64 - Step 6: Final answer
x = 4,656,259.44
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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.