Finding the Fourth Proportional to 6,242,779.28, 9,363,487.80 and 4,233,927.44
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Solution
The fourth proportional to 6,242,779.28, 9,363,487.80 and 4,233,927.44 is: 6,350,429.22
Step by Step Solution
- Step 1: Write the proportion equation
6,242,779.28 : 9,363,487.80 = 4,233,927.44 : x - Step 2: Convert to fraction form
6,242,779.28/9,363,487.80 = 4,233,927.44/x - Step 3: Cross multiply
6,242,779.28x = 9,363,487.80 × 4,233,927.44 - Step 4: Simplify right side
6,242,779.28x = 39,644,327,930,525.24 - Step 5: Solve for x
x = 39,644,327,930,525.24/6,242,779.28 - Step 6: Final answer
x = 6,350,429.22
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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.