Finding the Fourth Proportional to 5,994,142.08, 8,266,395.02 and 3,928,405.18
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Solution
The fourth proportional to 5,994,142.08, 8,266,395.02 and 3,928,405.18 is: 5,417,580.80
Step by Step Solution
- Step 1: Write the proportion equation
5,994,142.08 : 8,266,395.02 = 3,928,405.18 : x - Step 2: Convert to fraction form
5,994,142.08/8,266,395.02 = 3,928,405.18/x - Step 3: Cross multiply
5,994,142.08x = 8,266,395.02 × 3,928,405.18 - Step 4: Simplify right side
5,994,142.08x = 32,473,749,016,494.20 - Step 5: Solve for x
x = 32,473,749,016,494.20/5,994,142.08 - Step 6: Final answer
x = 5,417,580.80
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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.