Finding the Fourth Proportional to 5,920,130.36, 8,169,779.81 and 3,203,876.36
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Solution
The fourth proportional to 5,920,130.36, 8,169,779.81 and 3,203,876.36 is: 4,421,349.32
Step by Step Solution
- Step 1: Write the proportion equation
5,920,130.36 : 8,169,779.81 = 3,203,876.36 : x - Step 2: Convert to fraction form
5,920,130.36/8,169,779.81 = 3,203,876.36/x - Step 3: Cross multiply
5,920,130.36x = 8,169,779.81 × 3,203,876.36 - Step 4: Simplify right side
5,920,130.36x = 26,174,964,342,796.01 - Step 5: Solve for x
x = 26,174,964,342,796.01/5,920,130.36 - Step 6: Final answer
x = 4,421,349.32
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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.