Finding the Fourth Proportional to 5,612,995.98, 7,745,933.81 and 3,034,676.88
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Solution
The fourth proportional to 5,612,995.98, 7,745,933.81 and 3,034,676.88 is: 4,187,853.75
Step by Step Solution
- Step 1: Write the proportion equation
5,612,995.98 : 7,745,933.81 = 3,034,676.88 : x - Step 2: Convert to fraction form
5,612,995.98/7,745,933.81 = 3,034,676.88/x - Step 3: Cross multiply
5,612,995.98x = 7,745,933.81 × 3,034,676.88 - Step 4: Simplify right side
5,612,995.98x = 23,506,406,254,804.00 - Step 5: Solve for x
x = 23,506,406,254,804.00/5,612,995.98 - Step 6: Final answer
x = 4,187,853.75
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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.